diff --git a/CHANGELOG.md b/CHANGELOG.md
index e0c4ea6..9eff220 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 - CDS timestamp: Fixed another small logic error for stamp creation from the current
   time with picosecond precision.
+  PR: https://egit.irs.uni-stuttgart.de/rust/spacepackets/pulls/8
 
 # [v0.4.1] 14.01.2023
 
@@ -22,6 +23,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - CDS timestamp: The conversion function from the current time were buggy
   when specifying picoseconds precision, which could lead to overflow
   multiplications and/or incorrect precision fields.
+  PR: https://egit.irs.uni-stuttgart.de/rust/spacepackets/pulls/7
 
 # [v0.4.0] 10.01.2023