diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6caa20e2f5..945525a40e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -23,7 +23,7 @@ variables:
   GIT_FETCH_EXTRA_FLAGS: "--depth=5000"
   CCACHE_DIR: "${CI_PROJECT_DIR}/ccache"
   # Preferred version of clang available on wireshark-ubuntu-dev
-  CLANG_VERSION: "14"
+  CLANG_VERSION: "15"
   # Enable color output in CMake, Ninja, and other tools. https://bixense.com/clicolors/
   CLICOLOR_FORCE: "1"
   # Skip irrelevant SAST scanners: