diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 60f54642fa..89604e6c47 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -28,7 +28,7 @@ check-flake8:
         - find * -type f -print0 | xargs -0 file | grep 'Python script' | cut -d':' -f1 >> files.txt
         - sort -u files.txt | tee files.processed
     script:
-        - python -m flake8 --statistics --count --max-line-length=132 $(cat files.processed)
+        - python3 -m flake8 --statistics --count --max-line-length=132 $(cat files.processed)
     after_script:
         - wc -l files.processed
 
diff --git a/.gitlab-ci.yml.in b/.gitlab-ci.yml.in
index 2d26f38011..b1d0dec203 100644
--- a/.gitlab-ci.yml.in
+++ b/.gitlab-ci.yml.in
@@ -28,7 +28,7 @@ check-flake8:
         - find * -type f -print0 | xargs -0 file | grep 'Python script' | cut -d':' -f1 >> files.txt
         - sort -u files.txt | tee files.processed
     script:
-        - python -m flake8 --statistics --count --max-line-length=132 $(cat files.processed)
+        - python3 -m flake8 --statistics --count --max-line-length=132 $(cat files.processed)
     after_script:
         - wc -l files.processed