diff --git a/ros18-base/Makefile.common b/ros18-base/Makefile.common
index d9569d02400ee80abe8811c4c293872989bbbdeb..7d9c66df2cca4813c1bfc5deacb74780552509b3 100644
--- a/ros18-base/Makefile.common
+++ b/ros18-base/Makefile.common
@@ -45,12 +45,6 @@ SUBST_STAGE.bash-interp=pre-configure
 SUBST_MESSAGE.bash-interp=Replacing bash interpreter path
 SUBST_SED.bash-interp=	-e '1s|^\\\#!.*bash|\\\#!${BASH}|'
 
-# Replace python interpreter
-SUBST_STAGE.py-interp=	pre-configure
-SUBST_MESSAGE.py-interp=Replacing python interpreter path
-SUBST_SED.py-interp=	-e '1s|^\\\#!.*python[0-9.]*|\\\#!${PYTHON}|'
-SUBST_SED.py-interp+=	-e 's|@PYTHON@|${PYTHON}|'
-
 # Add PYTHON_SITELIB to sys.path
 SUBST_STAGE.py-syspath=	pre-configure
 SUBST_MESSAGE.py-syspath=Configuring sys.path in python scripts