diff --git a/python/python3-wheel/python3-wheel.SlackBuild b/python/python3-wheel/python3-wheel.SlackBuild
index cc55e3ffcc..b2553b5897 100644
--- a/python/python3-wheel/python3-wheel.SlackBuild
+++ b/python/python3-wheel/python3-wheel.SlackBuild
@@ -25,7 +25,7 @@
 cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=python3-wheel
-SRCNAM=$(echo $PRGNAM | sed "s/python3-//")
+SRCNAM=${PRGNAM#python3-*}
 VERSION=${VERSION:-0.40.0}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}