diff --git a/.cirrus.yml b/.cirrus.yml
index 113f454524..d260f15c4e 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -138,7 +138,7 @@ task:
     TEST_JOBS: 3
 
     CCACHE_DIR: /tmp/ccache_dir
-    CPPFLAGS: -DRELCACHE_FORCE_RELEASE -DCOPY_PARSE_PLAN_TREES -DWRITE_READ_PARSE_PLAN_TREES -DRAW_EXPRESSION_COVERAGE_TEST
+    CPPFLAGS: -DRELCACHE_FORCE_RELEASE -DCOPY_PARSE_PLAN_TREES -DWRITE_READ_PARSE_PLAN_TREES -DRAW_EXPRESSION_COVERAGE_TEST -DENFORCE_REGRESSION_TEST_NAME_RESTRICTIONS
     CFLAGS: -Og -ggdb
 
   depends_on: SanityCheck