diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index fbdc6ae19ac2455ae32faf379b58d05abc8f5664..8cd90e66a44521d0601eb652c903b469621fb36f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -15,9 +15,9 @@ two spaces:
   allow_failure: true
   before_script:
   - echo "== Files having more than one space betwee two characters =="
-  - find docs.it4i/ -name '*.md' ! -path "docs.it4i/software*" -exec grep -nr "[[:alpha:]]  [[:alpha:]]" {} +
+  - find docs.it4i/ -name '*.md' ! -path "docs.it4i/software*" -exec grep -nr "[[:alpha:]]  [[:alpha:]]" -l {} +
   script:
-  - find docs.it4i/ -name '*.md' ! -path "docs.it4i/software*" -exec grep -nr "[[:alpha:]]  [[:alpha:]]" -l {} + && exit 0 || exit 1
+  - find docs.it4i/ -name '*.md' ! -path "docs.it4i/software*" -exec grep -nr "[[:alpha:]]  [[:alpha:]]" -l {} + && return 1 || return 0
 
 capitalize:
   stage: test