diff --git a/requirements.txt b/requirements.txt
index 5defae68..78384ba5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,3 +6,4 @@ django_markwhat==1.4
 requests-oauthlib==0.4.0
 cvss==1.9
 pytidylib==0.3.2
+pycodestyle==2.2.0
diff --git a/tools/githook/pre-commit b/tools/githook/pre-commit
index 47cc50da..c1b36a0e 100755
--- a/tools/githook/pre-commit
+++ b/tools/githook/pre-commit
@@ -22,7 +22,7 @@ if [ "$FILES" != "" ]; then
 	    continue
 	fi
 
-	R=$(git show ":$F" | pep8 -)
+	R=$(git show ":$F" | pycodestyle -)
 	if [ "$?" != "0" ]; then
 	    echo "Errors in $F"
 	    echo "$R"