diff --git a/CHANGELOG.md b/CHANGELOG.md
index b30d063..11098cc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,7 +14,7 @@ maddy uses [semver versioning](https://semver.org/).
 
 ## Upcoming
 
-* ?
+* ![**CHANGED**](https://img.shields.io/badge/-CHANGED-%23e90) Updated google test to v1.15.0.
 
 ## version 1.3.0 2023-08-26
 
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 2fdaea7..0542a09 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -21,7 +21,7 @@ include(FetchContent)
 FetchContent_Declare(
   googletest
   GIT_REPOSITORY https://github.com/google/googletest.git
-  GIT_TAG        b796f7d44681514f58a683a3a71ff17c94edb0c1 # v1.13.0
+  GIT_TAG        v1.15.0
 )
 FetchContent_MakeAvailable(googletest)