diff --git a/make/defs-dev.mk b/make/defs-dev.mk
index 45374fa6..f124fb98 100644
--- a/make/defs-dev.mk
+++ b/make/defs-dev.mk
@@ -118,7 +118,7 @@ DOCOWNER         ?= $(HDROWNER)
 DOCGROUP         ?= $(HDRGROUP)
 DOCMODE          ?= $(HDRMODE)
 DOCDIROWNER      ?= $(HDRDIROWNER)
-DOCDIRGROUP      ?= $(HDRDIROWNER)
+DOCDIRGROUP      ?= $(HDRDIRGROUP)
 DOCDIRMODE       ?= $(HDRDIRMODE)
 VAROWNER         ?= $(shell id -un)
 VARGROUP         ?= $(shell id -gn)