diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 712cf60115..ea831feee4 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -749,6 +749,7 @@ macOS15_Xcode16_arm64:
   variables:
     targets: all
   # When CCache doesn't exist (e.g. first build on a fork), build takes more than 1h, which is the default for forks.
+  # This is capped at 2h by GitLab for Windows Shared Runners
   timeout: 2h
 
 .Windows_Ninja_Release:
@@ -906,6 +907,7 @@ macOS15_Xcode16_arm64:
   variables:
     targets: ALL_BUILD
   # When CCache doesn't exist (e.g. first build on a fork), build takes more than 1h, which is the default for forks.
+  # This is capped at 2h by GitLab for Windows Shared Runners
   timeout: 2h
 
 .Windows_MSBuild_Release: