diff --git a/cicd/crabserver_pypi/wmcore_requirements.txt b/cicd/crabserver_pypi/wmcore_requirements.txt
index 3cf773d02d..33a83fef74 100644
--- a/cicd/crabserver_pypi/wmcore_requirements.txt
+++ b/cicd/crabserver_pypi/wmcore_requirements.txt
@@ -1,5 +1,6 @@
 # WMCore dependency version.
 # Only for parsing repo url and version number in the building script later.
+# Beware, the format is not the same as the normal python requirements.txt
 # Format:
 # <repository clone url> <tag>
-https://github.com/dmwm/WMCore 2.2.4rc6
+https://github.com/dmwm/WMCore 2.3.3
diff --git a/requirements.txt b/requirements.txt
index afcad103c7..b5e6758f7e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,4 @@
-# Dependencies needed to run crabserver, crabcache, crabtaskworker
-# This file is used by Jenkins to create RPMs and docker image
-# Format:
-# Dependency==version
-
+# THIS FILE IS DEPRECATED.
+# PLEASE USE cicd/crabserver_pypi/wmcore_requirements.txt INSTEAD.
+# https://github.com/dmwm/CRABServer/blob/master/cicd/crabserver_pypi/wmcore_requirements.txt
 wmcver==2.3.3