diff --git a/TaskB03/description.txt b/TaskB03/description.txt
index adf446c..9741109 100644
--- a/TaskB03/description.txt
+++ b/TaskB03/description.txt
@@ -53,5 +53,5 @@ NOTE 2. Task only for students whose student index number ("numer
 indeksu") is divisible by 3 with a remainder of 0
 
 POINTS: 14
-DEADLINE: 2019-12-16 23:59
+DEADLINE: 2020-01-11 23:59
 REMAINDER: 0/3
diff --git a/TaskB04/description.txt b/TaskB04/description.txt
index 958cffd..cf72383 100644
--- a/TaskB04/description.txt
+++ b/TaskB04/description.txt
@@ -25,5 +25,5 @@ indeksu") is divisible by 3 with a remainder of 1
 NOTE 3. You can add `LANG=C sort` to your Bash wrapper for the write sort.
 
 POINTS: 14
-DEADLINE: 2019-12-16 23:59
+DEADLINE: 2020-01-11 23:59
 REMAINDER: 1/3
diff --git a/TaskB05/description.txt b/TaskB05/description.txt
index 39532b8..534d32b 100644
--- a/TaskB05/description.txt
+++ b/TaskB05/description.txt
@@ -25,5 +25,5 @@ NOTE 2. Task only for students whose student index number ("numer
 indeksu") is divisible by 3 with a remainder of 2.
 
 POINTS: 14
-DEADLINE: 2019-12-16 23:59
+DEADLINE: 2020-01-11 23:59
 REMAINDER: 2/3