Index: head/Mk/Scripts/qa.sh
===================================================================
--- head/Mk/Scripts/qa.sh
+++ head/Mk/Scripts/qa.sh
@@ -48,7 +48,7 @@
 	/bin/rc)
 		# whitelist some interpreters
 		;;
-	${LOCALBASE}/bin/python|${PREFIX}/bin/python)
+	${LOCALBASE}/bin/python|${PREFIX}/bin/python|${LOCALBASE}/bin/python2|${PREFIX}/bin/python2|${LOCALBASE}/bin/python3|${PREFIX}/bin/python3)
 		badinterp="${interp}"
 		;;
 	${LINUXBASE}/*) ;;
@@ -69,7 +69,7 @@
 	/usr/bin/env)
 		interparg=$(sed -n -e '1s/^#![[:space:]]*[^[:space:]]*[[:space:]]*\([^[:space:]]*\).*/\1/p;2q' "${f}")
 		case "${interparg}" in
-		python)
+		python|python2|python3)
 			badinterp="${interp} ${interparg}"
 			;;
 		esac
Index: head/Mk/Uses/shebangfix.mk
===================================================================
--- head/Mk/Uses/shebangfix.mk
+++ head/Mk/Uses/shebangfix.mk
@@ -65,6 +65,13 @@
 ${lang}_OLD_CMD+= /usr/local/bin/${lang}
 .endfor
 
+.for pyver in 2 3
+python_OLD_CMD+= "/usr/bin/env python${pyver}"
+python_OLD_CMD+= /bin/python${pyver}
+python_OLD_CMD+= /usr/bin/python${pyver}
+python_OLD_CMD+= /usr/local/bin/python${pyver}
+.endfor
+
 .for lang in ${SHEBANG_LANG}
 .  if !defined(${lang}_CMD)
 IGNORE+=	missing definition for ${lang}_CMD