diff --git a/Mk/bsd.port.mk b/Mk/bsd.port.mk
--- a/Mk/bsd.port.mk
+++ b/Mk/bsd.port.mk
@@ -3078,8 +3078,8 @@
 			dp_DISTINFO_FILE='${DISTINFO_FILE}' \
 			dp_DIST_SUBDIR='${DIST_SUBDIR}' \
 			dp_ECHO_MSG='${ECHO_MSG}' \
-			dp_FETCH_AFTER_ARGS='${FETCH_AFTER_ARGS}' \
-			dp_FETCH_BEFORE_ARGS='${FETCH_BEFORE_ARGS}' \
+			dp_FETCH_AFTER_ARGS=${FETCH_AFTER_ARGS:Q} \
+			dp_FETCH_BEFORE_ARGS=${FETCH_BEFORE_ARGS:Q} \
 			dp_FETCH_CMD='${FETCH_CMD}' \
 			dp_FETCH_ENV=${FETCH_ENV:Q} \
 			dp_FORCE_FETCH_ALL='${FORCE_FETCH_ALL}' \