diff --git a/scripts/rpm-data/klayout.spec b/scripts/rpm-data/klayout.spec
index 072327cd1..11bdb5614 100644
--- a/scripts/rpm-data/klayout.spec
+++ b/scripts/rpm-data/klayout.spec
@@ -55,7 +55,7 @@ Requires:	ruby >= 2.0.0
 Requires:	python3 >= 3.6.0
 Requires: qt-x11 >= 4.8.5
 %define buildopt -j2
-%define pylib %{python_sitearch}
+%define pylib %{python3_sitearch}
 %endif
 
 %if "%{target_system}" == "centos6"