diff --git a/dev-requirements.txt b/dev-requirements.txt
index b9f313cf2..ebeeb2ef5 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -9,4 +9,5 @@ rst2pdf
 Sphinx
 mock==2.0.0
 codacy-coverage
-PyQt5==5.15.4 ; python_version >= '3.6'
\ No newline at end of file
+PyQt5==5.15.4 ; python_version >= '3.6' and python_version <= '3.8'
+PyQt5 ; python_version >= '3.9'
\ No newline at end of file