diff --git a/Manifest.toml b/Manifest.toml
index 253ecfb..5ac6e5e 100644
--- a/Manifest.toml
+++ b/Manifest.toml
@@ -2,9 +2,9 @@
 
 [[AbstractAlgebra]]
 deps = ["InteractiveUtils", "LinearAlgebra", "Markdown", "Random", "SparseArrays", "Test"]
-git-tree-sha1 = "f9ec1c158c6d20c14d2e05b190c4377705aff8c4"
+git-tree-sha1 = "a203c19175c8dfa8cd61356a06bb157e973baff0"
 uuid = "c3fe647b-3220-5bb0-a1ea-a7954cac585d"
-version = "0.9.1"
+version = "0.9.2"
 
 [[Base64]]
 uuid = "2a0f44e3-6c83-55bd-87e4-b1978d98bd5f"
@@ -15,23 +15,17 @@ git-tree-sha1 = "9e62e66db34540a0c919d72172cc2f642ac71260"
 uuid = "6e4b80f9-dd63-53aa-95a3-0cdb28fa8baf"
 version = "0.5.0"
 
-[[BinDeps]]
-deps = ["Libdl", "Pkg", "SHA", "URIParser", "Unicode"]
-git-tree-sha1 = "46cf2c1668ad07aba5a9d331bdeea994a1f13856"
-uuid = "9e28174c-4ba2-5203-b857-d8d62c4213ee"
-version = "1.0.1"
-
-[[BinaryProvider]]
-deps = ["Libdl", "SHA"]
-git-tree-sha1 = "5b08ed6036d9d3f0ee6369410b830f8873d4024c"
-uuid = "b99e7846-7c00-51b0-8f62-c81ae34c0232"
-version = "0.5.8"
-
 [[Blosc]]
-deps = ["BinaryProvider", "CMakeWrapper", "Libdl"]
-git-tree-sha1 = "9981f1795919b8f770dc064fe733ba09c2e7c7a9"
+deps = ["Blosc_jll"]
+git-tree-sha1 = "84cf7d0f8fd46ca6f1b3e0305b4b4a37afe50fd6"
 uuid = "a74b3585-a348-5f62-a45c-50e91977d574"
-version = "0.6.0"
+version = "0.7.0"
+
+[[Blosc_jll]]
+deps = ["Libdl", "Lz4_jll", "Pkg", "Zlib_jll", "Zstd_jll"]
+git-tree-sha1 = "aa9ef39b54a168c3df1b2911e7797e4feee50fbe"
+uuid = "0b7ba130-8d10-5ba8-a3d6-c5182647fed9"
+version = "1.14.3+1"
 
 [[Bzip2_jll]]
 deps = ["Libdl", "Pkg"]
@@ -39,18 +33,6 @@ git-tree-sha1 = "3663bfffede2ef41358b6fc2e1d8a6d50b3c3904"
 uuid = "6e34b625-4abd-537c-b88f-471c36dfa7a0"
 version = "1.0.6+2"
 
-[[CMake]]
-deps = ["BinDeps"]
-git-tree-sha1 = "50a8b41d2c562fccd9ab841085fc7d1e2706da82"
-uuid = "631607c0-34d2-5d66-819e-eb0f9aa2061a"
-version = "1.2.0"
-
-[[CMakeWrapper]]
-deps = ["BinDeps", "CMake", "Libdl", "Parameters", "Test"]
-git-tree-sha1 = "16d4acb3d37dc05b714977ffefa8890843dc8985"
-uuid = "d5fb7624-851a-54ee-a528-d3f3bac0b4a0"
-version = "0.2.3"
-
 [[CRlibm]]
 deps = ["Libdl"]
 git-tree-sha1 = "9d1c22cff9c04207f336b8e64840d0bd40d86e0e"
@@ -65,9 +47,9 @@ version = "0.5.1"
 
 [[CodecBzip2]]
 deps = ["Bzip2_jll", "Libdl", "TranscodingStreams"]
-git-tree-sha1 = "2fee975d68f9a8b22187ae86e33c0829b30cf231"
+git-tree-sha1 = "2e62a725210ce3c3c2e1a3080190e7ca491f18d7"
 uuid = "523fee87-0ab8-5b00-afb7-3ecf72e48cfd"
-version = "0.7.1"
+version = "0.7.2"
 
 [[CodecZlib]]
 deps = ["TranscodingStreams", "Zlib_jll"]
@@ -95,9 +77,9 @@ version = "0.3.3+0"
 
 [[DataStructures]]
 deps = ["InteractiveUtils", "OrderedCollections"]
-git-tree-sha1 = "4dead20a1606a60292529023d6eac18a1ef6432e"
+git-tree-sha1 = "be680f1ad03c0a03796aa3fda5a2180df7f83b46"
 uuid = "864edb3b-99cc-5e75-8d2d-829cb0a9cfe8"
-version = "0.17.12"
+version = "0.17.18"
 
 [[Dates]]
 deps = ["Printf"]
@@ -136,9 +118,9 @@ version = "0.2.0"
 
 [[FileIO]]
 deps = ["Pkg"]
-git-tree-sha1 = "3d7cb2c4c850439f19c4d6d3fbe1dce6481cddb1"
+git-tree-sha1 = "202335fd24c2776493e198d6c66a6d910400a895"
 uuid = "5789e2e9-d7fb-5bc7-8068-2c6fae9b9549"
-version = "1.2.4"
+version = "1.3.0"
 
 [[ForwardDiff]]
 deps = ["CommonSubexpressions", "DiffResults", "DiffRules", "NaNMath", "Random", "SpecialFunctions", "StaticArrays"]
@@ -147,26 +129,26 @@ uuid = "f6369f11-7733-5829-9624-2563aa707210"
 version = "0.10.10"
 
 [[GroupRings]]
-deps = ["AbstractAlgebra", "LinearAlgebra", "SparseArrays"]
-git-tree-sha1 = "0fb8bccca3155b26231347498bd4949fd49b65b3"
+deps = ["AbstractAlgebra", "Groups", "LinearAlgebra", "SparseArrays"]
+git-tree-sha1 = "76e662a5473866f4f02ed4df2e83af4d531b419c"
 repo-rev = "master"
 repo-url = "https://github.com/kalmarek/GroupRings.jl"
 uuid = "0befed6a-bd73-11e8-1e41-a1190947c2f5"
-version = "0.3.1"
+version = "0.3.2"
 
 [[Groups]]
 deps = ["AbstractAlgebra", "LinearAlgebra", "Markdown"]
-git-tree-sha1 = "452c4abb02b4fc5237aca1eaa76c776dd56b2853"
+git-tree-sha1 = "479214998d4769d31a8ff65d0f43152eb191850f"
 repo-rev = "master"
 repo-url = "https://github.com/kalmarek/Groups.jl"
 uuid = "5d8bd718-bd84-11e8-3b40-ad14f4a32557"
-version = "0.4.0"
+version = "0.4.2"
 
 [[HDF5]]
 deps = ["Blosc", "HDF5_jll", "Libdl", "Mmap", "Random"]
-git-tree-sha1 = "cf80ef0b7333e03d78ab6516b56f31f4f7ffa4ae"
+git-tree-sha1 = "7048678fa1970aaf867f3e99b90f3e85a9847124"
 uuid = "f67ccb44-e63f-5c2f-98bd-6dc0ccc4ba2f"
-version = "0.13.1"
+version = "0.13.2"
 
 [[HDF5_jll]]
 deps = ["Libdl", "Pkg", "Zlib_jll"]
@@ -176,9 +158,9 @@ version = "1.10.5+5"
 
 [[HTTP]]
 deps = ["Base64", "Dates", "IniFile", "MbedTLS", "Sockets"]
-git-tree-sha1 = "fe31f4ff144392ad8176f5c7c03cca6ba320271c"
+git-tree-sha1 = "ec87d5e2acbe1693789efbbe14f5ea7525758f71"
 uuid = "cd3eb016-35fb-5094-929b-558a96fad6f3"
-version = "0.8.14"
+version = "0.8.15"
 
 [[IniFile]]
 deps = ["Test"]
@@ -209,10 +191,10 @@ uuid = "682c06a0-de6a-54ab-a142-c8b1cf79cde6"
 version = "0.21.0"
 
 [[JSONSchema]]
-deps = ["BinaryProvider", "HTTP", "JSON"]
-git-tree-sha1 = "b0a7f9328967df5213691d318a03cf70ea8c76b1"
+deps = ["HTTP", "JSON", "ZipFile"]
+git-tree-sha1 = "832a4d327d9dafdae55a6ecae04f9997c83615cc"
 uuid = "7d188eb4-7ad8-530c-ae41-71a32a6d4692"
-version = "0.2.0"
+version = "0.3.0"
 
 [[JuMP]]
 deps = ["Calculus", "DataStructures", "ForwardDiff", "LinearAlgebra", "MathOptInterface", "NaNMath", "Random", "SparseArrays", "Statistics"]
@@ -240,15 +222,21 @@ uuid = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 [[Logging]]
 uuid = "56ddb016-857b-54e1-b83d-db4d58db5568"
 
+[[Lz4_jll]]
+deps = ["Libdl", "Pkg"]
+git-tree-sha1 = "e1a93171a400d4578193eaa39edd2d3f5db08fb6"
+uuid = "5ced341a-0733-55b8-9ab6-a4889d929147"
+version = "1.9.2+0"
+
 [[Markdown]]
 deps = ["Base64"]
 uuid = "d6f4376e-aef5-505a-96c1-9c027394607a"
 
 [[MathOptInterface]]
 deps = ["BenchmarkTools", "CodecBzip2", "CodecZlib", "JSON", "JSONSchema", "LinearAlgebra", "MutableArithmetics", "OrderedCollections", "SparseArrays", "Test", "Unicode"]
-git-tree-sha1 = "27f2ef85879b8f1d144266ab44f076ba0dfbd8a1"
+git-tree-sha1 = "cd2049c055c7d192a235670d50faa375361624ba"
 uuid = "b8f27783-ece8-5eb3-8dc8-9495eed66fee"
-version = "0.9.13"
+version = "0.9.14"
 
 [[MbedTLS]]
 deps = ["Dates", "MbedTLS_jll", "Random", "Sockets"]
@@ -267,9 +255,9 @@ uuid = "a63ad114-7e13-5084-954f-fe012c677804"
 
 [[MutableArithmetics]]
 deps = ["LinearAlgebra", "SparseArrays", "Test"]
-git-tree-sha1 = "e1edd618a8f39d16f8595dd622a63b25f759cf8a"
+git-tree-sha1 = "6cf09794783b9de2e662c4e8b60d743021e338d0"
 uuid = "d8a4904e-b15c-11e9-3269-09a3773c0cb0"
-version = "0.2.9"
+version = "0.2.10"
 
 [[NaNMath]]
 git-tree-sha1 = "928b8ca9b2791081dc71a51c55347c27c618760f"
@@ -283,22 +271,15 @@ uuid = "efe28fd5-8261-553b-a9e1-b2916fc3738e"
 version = "0.5.3+3"
 
 [[OrderedCollections]]
-deps = ["Random", "Serialization", "Test"]
-git-tree-sha1 = "c4c13474d23c60d20a67b217f1d7f22a40edf8f1"
+git-tree-sha1 = "12ce190210d278e12644bcadf5b21cbdcf225cd3"
 uuid = "bac558e1-5e72-5ebc-8fee-abe8a469f55d"
-version = "1.1.0"
-
-[[Parameters]]
-deps = ["OrderedCollections"]
-git-tree-sha1 = "b62b2558efb1eef1fa44e4be5ff58a515c287e38"
-uuid = "d96e819e-fc66-5662-9728-84c9c7592b0a"
-version = "0.12.0"
+version = "1.2.0"
 
 [[Parsers]]
 deps = ["Dates", "Test"]
-git-tree-sha1 = "f8f5d2d4b4b07342e5811d2b6428e45524e241df"
+git-tree-sha1 = "eb3e09940c0d7ae01b01d9291ebad7b081c844d3"
 uuid = "69de0a69-1ddd-5017-9359-2bf0b02dc9f0"
-version = "1.0.2"
+version = "1.0.5"
 
 [[Pkg]]
 deps = ["Dates", "LibGit2", "Libdl", "Logging", "Markdown", "Printf", "REPL", "Random", "SHA", "UUIDs"]
@@ -346,15 +327,15 @@ uuid = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 
 [[SpecialFunctions]]
 deps = ["OpenSpecFun_jll"]
-git-tree-sha1 = "e19b98acb182567bcb7b75bb5d9eedf3a3b5ec6c"
+git-tree-sha1 = "d8d8b8a9f4119829410ecd706da4cc8594a1e020"
 uuid = "276daf66-3868-5448-9aa4-cd146d93841b"
-version = "0.10.0"
+version = "0.10.3"
 
 [[StaticArrays]]
 deps = ["LinearAlgebra", "Random", "Statistics"]
-git-tree-sha1 = "5a3bcb6233adabde68ebc97be66e95dcb787424c"
+git-tree-sha1 = "5c06c0aeb81bef54aed4b3f446847905eb6cbda0"
 uuid = "90137ffa-7385-5640-81b9-e52037218182"
-version = "0.12.1"
+version = "0.12.3"
 
 [[Statistics]]
 deps = ["LinearAlgebra", "SparseArrays"]
@@ -370,12 +351,6 @@ git-tree-sha1 = "7c53c35547de1c5b9d46a4797cf6d8253807108c"
 uuid = "3bb67fe8-82b1-5028-8e26-92a6c54297fa"
 version = "0.9.5"
 
-[[URIParser]]
-deps = ["Test", "Unicode"]
-git-tree-sha1 = "6ddf8244220dfda2f17539fa8c9de20d6c575b69"
-uuid = "30578b45-9adc-5946-b283-645ec420af67"
-version = "0.4.0"
-
 [[UUIDs]]
 deps = ["Random", "SHA"]
 uuid = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
@@ -383,8 +358,20 @@ uuid = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
 [[Unicode]]
 uuid = "4ec0a83e-493e-50e2-b9ac-8f72acf5a8f5"
 
+[[ZipFile]]
+deps = ["Libdl", "Printf", "Zlib_jll"]
+git-tree-sha1 = "254975fef2fc526583bb9b7c9420fe66ffe09f2f"
+uuid = "a5390f91-8eb1-5f08-bee0-b1d1ffed6cea"
+version = "0.9.2"
+
 [[Zlib_jll]]
 deps = ["Libdl", "Pkg"]
-git-tree-sha1 = "2f6c3e15e20e036ee0a0965879b31442b7ec50fa"
+git-tree-sha1 = "4838361eb3ba796a57457bdc183e1a128639d0ec"
 uuid = "83775a58-1f1d-513f-b197-d71354ab007a"
-version = "1.2.11+9"
+version = "1.2.11+12"
+
+[[Zstd_jll]]
+deps = ["Libdl", "Pkg"]
+git-tree-sha1 = "b25b0fb10176c42e9a5a20e1f40d570ac0288d4e"
+uuid = "3161d3a3-bdf6-5164-811a-617609db77b4"
+version = "1.4.5+0"
diff --git a/Project.toml b/Project.toml
index d5cb441..a71f396 100644
--- a/Project.toml
+++ b/Project.toml
@@ -16,8 +16,8 @@ SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 
 [compat]
 AbstractAlgebra = "^0.9.0"
-GroupRings = "^0.3.1"
-Groups = "^0.4.0"
+GroupRings = "^0.3.2"
+Groups = "^0.4.2"
 IntervalArithmetic = "^0.16.0"
 JLD = "^0.9.0"
 JuMP = "^0.20.0"
diff --git a/src/1712.07167.jl b/src/1712.07167.jl
index 5145bf6..6e28349 100644
--- a/src/1712.07167.jl
+++ b/src/1712.07167.jl
@@ -130,7 +130,7 @@ function approximate_by_SOS(sett::Symmetrized,
         orbit_data
     catch ex
         @warn ex.msg
-        Grouprings.hasbasis(parent(orderunit)) ||
+        GroupRings.hasbasis(parent(orderunit)) ||
             throw("You need to define basis of Group Ring to compute orbit decomposition!")
         @info "Computing orbit and Wedderburn decomposition..."
         orbit_data = OrbitData(parent(orderunit), sett.autS)
diff --git a/src/orbitdata.jl b/src/orbitdata.jl
index 5e98f2a..151b82b 100644
--- a/src/orbitdata.jl
+++ b/src/orbitdata.jl
@@ -149,7 +149,7 @@ function perm_reps(G::Group, E::Vector, E_rdict=GroupRings.reverse_dict(E))
     l = length(elts)
     preps = Vector{Generic.Perm}(undef, l)
 
-    permG = PermutationGroup(length(E))
+    permG = SymmetricGroup(length(E))
 
     Threads.@threads for i in 1:l
         preps[i] = permG(PropertyT.perm_repr(elts[i], E, E_rdict), false)
diff --git a/src/sqadjop.jl b/src/sqadjop.jl
index e51b2c0..310cf97 100644
--- a/src/sqadjop.jl
+++ b/src/sqadjop.jl
@@ -15,7 +15,7 @@ function Sq(RG::GroupRing, N::Integer)
     ℤ = Int64
     Δ₂ = length(S₂)*one(RG, ℤ) - RG(S₂, ℤ);
 
-    Alt_N = [g for g in PermutationGroup(N) if parity(g) == 0]
+    Alt_N = [g for g in SymmetricGroup(N) if parity(g) == 0]
 
     sq = RG()
     for σ in Alt_N
@@ -29,7 +29,7 @@ function Adj(RG::GroupRing, N::Integer)
     ℤ = Int64
     Δ₂ = length(S₂)*one(RG, ℤ) - RG(S₂, ℤ);
 
-    Alt_N = [g for g in PermutationGroup(N) if parity(g) == 0]
+    Alt_N = [g for g in SymmetricGroup(N) if parity(g) == 0]
     Δ₂s = Dict(σ=>σ(Δ₂) for σ in Alt_N)
     adj = RG()
 
@@ -51,7 +51,7 @@ function Op(RG::GroupRing, N::Integer)
     ℤ = Int64
     Δ₂ = length(S₂)*one(RG, ℤ) - RG(S₂, ℤ);
 
-    Alt_N = [g for g in PermutationGroup(N) if parity(g) == 0]
+    Alt_N = [g for g in SymmetricGroup(N) if parity(g) == 0]
     Δ₂s = Dict(σ=>σ(Δ₂) for σ in Alt_N)
     op = RG()
 
@@ -77,7 +77,7 @@ function SqAdjOp(RG::GroupRing, N::Integer)
     ℤ = Int64
     Δ₂ = length(S₂)*one(RG, ℤ) - RG(S₂, ℤ);
 
-    Alt_N = [σ for σ in PermutationGroup(N) if parity(σ) == 0]
+    Alt_N = [σ for σ in SymmetricGroup(N) if parity(σ) == 0]
     sq, adj, op = RG(), RG(), RG()
 
     Δ₂s = Dict(σ=>σ(Δ₂) for σ in Alt_N)
diff --git a/test/1712.07167.jl b/test/1712.07167.jl
index 7c807f2..860cce1 100644
--- a/test/1712.07167.jl
+++ b/test/1712.07167.jl
@@ -4,7 +4,7 @@
         N = 3
         G = MatrixAlgebra(zz, N)
         S = PropertyT.generating_set(G)
-        autS = WreathProduct(PermGroup(2), PermGroup(N))
+        autS = WreathProduct(SymmetricGroup(2), SymmetricGroup(N))
 
         NAME = "SL($N,Z)_orbit"
 
@@ -36,9 +36,9 @@
         @test PropertyT.check_property_T(sett) == true
 
         ##########
-        # Symmetrizing by PermGroup(3):
+        # Symmetrizing by SymmetricGroup(3):
 
-        sett = PropertyT.Settings(NAME, G, S, PermGroup(N), with_SCS(4000, accel=20, warm_start=false);
+        sett = PropertyT.Settings(NAME, G, S, SymmetricGroup(N), with_SCS(4000, accel=20, warm_start=false);
         upper_bound=0.27, force_compute=true)
 
         @info sett
@@ -52,7 +52,7 @@
         N = 4
         G = MatrixAlgebra(zz, N)
         S = PropertyT.generating_set(G)
-        autS = WreathProduct(PermGroup(2), PermGroup(N))
+        autS = WreathProduct(SymmetricGroup(2), SymmetricGroup(N))
 
         NAME = "SL($N,Z)_orbit"
 
@@ -88,7 +88,7 @@
         N = 3
         G = SAut(FreeGroup(N))
         S = PropertyT.generating_set(G)
-        autS = WreathProduct(PermGroup(2), PermGroup(N))
+        autS = WreathProduct(SymmetricGroup(2), SymmetricGroup(N))
 
         NAME = "SAut(F$N)_orbit"
 
diff --git a/test/1812.03456.jl b/test/1812.03456.jl
index f5f0211..aca1905 100644
--- a/test/1812.03456.jl
+++ b/test/1812.03456.jl
@@ -44,7 +44,7 @@
         Δ = PropertyT.Laplacian(S, 2)
         RG = parent(Δ)
 
-        autS = WreathProduct(PermGroup(2), PermGroup(N))
+        autS = WreathProduct(SymmetricGroup(2), SymmetricGroup(N))
         orbits = PropertyT.orbit_decomposition(autS, RG.basis)
 
         @test PropertyT.Sq(RG) isa GroupRingElem
@@ -123,7 +123,7 @@ end
         S = PropertyT.generating_set(M)
         Δ = PropertyT.Laplacian(S, halfradius)
         RG = parent(Δ)
-        orbit_data = PropertyT.OrbitData(RG, WreathProduct(PermGroup(2), PermGroup(N)))
+        orbit_data = PropertyT.OrbitData(RG, WreathProduct(SymmetricGroup(2), SymmetricGroup(N)))
         orbit_data = PropertyT.decimate(orbit_data);
 
         @testset "Sq₃ is SOS" begin
@@ -170,7 +170,7 @@ end
         S = PropertyT.generating_set(M)
         Δ = PropertyT.Laplacian(S, halfradius)
         RG = parent(Δ)
-        orbit_data = PropertyT.OrbitData(RG, WreathProduct(PermGroup(2), PermGroup(N)))
+        orbit_data = PropertyT.OrbitData(RG, WreathProduct(SymmetricGroup(2), SymmetricGroup(N)))
         orbit_data = PropertyT.decimate(orbit_data);
 
         @testset "Sq₄ is SOS" begin
@@ -228,7 +228,7 @@ end
     #     S = PropertyT.generating_set(M)
     #     Δ = PropertyT.Laplacian(S, halfradius)
     #     RG = parent(Δ)
-    #     orbit_data = PropertyT.OrbitData(RG, WreathProduct(PermGroup(2), PermGroup(N)))
+    #     orbit_data = PropertyT.OrbitData(RG, WreathProduct(SymmetricGroup(2), SymmetricGroup(N)))
     #     orbit_data = PropertyT.decimate(orbit_data);
     #
     #     @time elt = PropertyT.Adj(RG) + 100PropertyT.Op(RG)