diff --git a/.github/workflows/build_cmake.yml b/.github/workflows/build_cmake.yml
index d037726a259..92ce88f52cc 100644
--- a/.github/workflows/build_cmake.yml
+++ b/.github/workflows/build_cmake.yml
@@ -432,7 +432,7 @@ jobs:
           COMMAND git log --format=%B -n 1 ${{ github.event.after }}
           OUTPUT_VARIABLE git_commit_msg
         )
-        if (${git_commit_msg} MATCHES "ccache:[ ]*clea[r|n]")
+        if ("${git_commit_msg}" MATCHES "ccache:[ ]*clea[r|n]")
           execute_process(COMMAND ccache --clear COMMAND_ECHO STDOUT)
         endif()