diff --git a/.clang-tidy b/.clang-tidy
index 6b6703f1c..4a956374b 100644
--- a/.clang-tidy
+++ b/.clang-tidy
@@ -43,3 +43,4 @@ Checks: >
 
 FormatStyle: "file"
 HeaderFilterRegex: "(contrib|examples|src|scratch|utils)/*/.*h"
+UseColor: true
diff --git a/utils/tests/gitlab-ci-code-linting.yml b/utils/tests/gitlab-ci-code-linting.yml
index 87076e9e6..c62e03dd6 100644
--- a/utils/tests/gitlab-ci-code-linting.yml
+++ b/utils/tests/gitlab-ci-code-linting.yml
@@ -78,7 +78,7 @@ clang-tidy-diff:
     - git remote add upstream https://gitlab.com/nsnam/ns-3-dev.git
     - git fetch upstream master
     - git diff -U0 upstream/master |
-      clang-tidy-diff-14.py -path cmake-cache/ -p1 -quiet
+      clang-tidy-diff-14.py -path cmake-cache/ -p1 -quiet -use-color
       -iregex "(contrib|examples|src|scratch|utils)\/.+\.(cpp|cc|cxx|c|h|hpp)"
       1> $CLANG_TIDY_OUTPUT
       2> /dev/null