diff --git a/Makefile b/Makefile
index a38445893..2febcd893 100644
--- a/Makefile
+++ b/Makefile
@@ -87,6 +87,7 @@ export AWK
 export GREP
 export ID
 export MD5
+export WGET_EXTRA_ARGS
 
 # even though we could use '-include makeopts' here, use a wildcard
 # lookup anyway, so that make won't try to build makeopts if it doesn't
diff --git a/sounds/Makefile b/sounds/Makefile
index 31789d715..55102567d 100644
--- a/sounds/Makefile
+++ b/sounds/Makefile
@@ -61,8 +61,8 @@ MM:=$(subst -SIREN14,-siren14,$(MM))
 MOH:=$(MM:MOH-%=asterisk-moh-%.tar.gz)
 MOH_TAGS:=$(MM:MOH-%=$(MOH_DIR)/.asterisk-moh-%)
 # If "fetch" is used, --continue is not a valid option.
-ifeq ($(WGET),wget)
-WGET_ARGS:=--continue
+ifneq ($(findstring wget,$(WGET)),)
+WGET_ARGS:=--continue $(WGET_EXTRA_ARGS)
 endif
 
 all: $(CORE_SOUNDS) $(EXTRA_SOUNDS) $(MOH)