diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 36543fd770d0e0a5bfd74550411e7105ef16d3c0..ba583d46cf93200cc70f7016b669e4e905c1714c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -240,7 +240,7 @@ include:
 .check_gcc:
   variables:
     CFLAGS: -g -O2 -Wall -Wextra -pedantic
-    FCFLAGS: -g -O2 -Wall -Wextra -pedantic
+    FCFLAGS: -g -O2 -Wall -Wextra -pedantic -fbounds-check
   before_script: []
 
 .check_intel: