diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2c744ca..1c3f4eb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,7 +21,7 @@ set(ENABLE_TESTING OFF)
 FetchContent_Declare(
     graph-prototype
     GIT_REPOSITORY https://github.com/fair-acc/graph-prototype.git
-    GIT_TAG fb8b080767ce47789a30c226f2a2ad51b8e2430a # main as of 2024-01-31
+    GIT_TAG c9b2dd33dcfaf7ab56dc6b1c42b73f46e7dfc001 # main as of 2024-02-01
 )
 
 FetchContent_Declare(