diff --git a/README.md b/README.md
index 7702dfa..ef44073 100644
--- a/README.md
+++ b/README.md
@@ -31,11 +31,14 @@ following templates are handled:
 If you are to use another template, prepare an MR to this repo first!
 Do not add directly to your specific paper.
 
-Interoperation with Overleaf
-----------------------------
+Interoperatibility with Overleaf
+--------------------------------
 
-Overleaf handles git but in an imperfect way (to put it mildly). It's better to upload a
-package to Overleaf first:
+Overleaf handles git but in an imperfect way (to put it mildly).
+It's better to upload a package to Overleaf first.
+
+You can do this by running `helpers/set-up-overleaf.sh` after creating a project
+or carrying out the following steps manually:
 
 1. Create a project locally.
 2. Run `make`
diff --git a/{{cookiecutter.paper_repo_name}}/helpers/set-up-overleaf.sh b/{{cookiecutter.paper_repo_name}}/helpers/set-up-overleaf.sh
index 954d761..743d56f 100755
--- a/{{cookiecutter.paper_repo_name}}/helpers/set-up-overleaf.sh
+++ b/{{cookiecutter.paper_repo_name}}/helpers/set-up-overleaf.sh
@@ -1,9 +1,18 @@
-#!/bin/bash -x
+#!/bin/bash -e
 
 echo "Setting up interoperability with Overleaf..."
 echo "Note that you need ability to clone repos from Overleaf."
 
 original_git_url=$(git remote get-url origin)
+
+echo "Make sure $original_git_url exists at your git server."
+echo "It should be created as en empty repo, *uncheck* option"
+echo "'Initialize repository with a README' or similar."
+
+echo ""
+echo "Press ENTER to start"
+read
+
 here_dir=$(basename $PWD)
 
 
@@ -45,7 +54,7 @@ cookiecutter https://git.wmi.amu.edu.pl/filipg/paper-cutter.git --checkout maste
 git add --all
 git commit -m 'Bring back all the files'
 
-perl -pne 's/OVERLEAF_GIT_URL=/OVERLEAF_GIT_URL='$overleaf_git_url'/' -i helpers/vars
+perl -pne 's{OVERLEAF_GIT_URL=}{OVERLEAF_GIT_URL='$overleaf_git_url'}' -i helpers/vars
 
 git push overleaf master
 git push origin master