diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost
index 576cce5..a495502 100644
--- a/scripts/Makefile.modpost
+++ b/scripts/Makefile.modpost
@@ -72,7 +72,7 @@
 # Step 5), compile all *.mod.c files
 
 # modname is set to make c_flags define KBUILD_MODNAME
-modname = $(*F)
+modname = $(notdir $(@:.mod.o=))
 
 quiet_cmd_cc_o_c = CC      $@
       cmd_cc_o_c = $(CC) $(c_flags) $(CFLAGS_MODULE)	\