diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost
index 6c5469b1473b..65e0a79c36cf 100644
--- a/scripts/Makefile.modpost
+++ b/scripts/Makefile.modpost
@@ -44,7 +44,7 @@ include scripts/Kbuild.include
 include scripts/Makefile.lib
 
 kernelsymfile := $(objtree)/Module.symvers
-modulesymfile := $(KBUILD_EXTMOD)/Module.symvers
+modulesymfile := $(firstword $(KBUILD_EXTMOD))/Module.symvers
 
 # Step 1), find all modules listed in $(MODVERDIR)/
 __modules := $(sort $(shell grep -h '\.ko' /dev/null $(wildcard $(MODVERDIR)/*.mod)))