diff --git a/share/mk/bsd.confs.mk b/share/mk/bsd.confs.mk
index 20a97824fdfd..6fe2ad29bb4b 100644
--- a/share/mk/bsd.confs.mk
+++ b/share/mk/bsd.confs.mk
@@ -6,8 +6,10 @@
 
 CONFGROUPS?=	CONFS
 
+_CONFGROUPS=	${CONFGROUPS:C,[/*],_,g}
+
 .if !target(buildconfig)
-.for group in ${CONFGROUPS}
+.for group in ${_CONFGROUPS}
 buildconfig: ${${group}}
 .endfor
 .endif
@@ -17,7 +19,7 @@ all: buildconfig
 .endif
 
 .if !target(installconfig)
-.for group in ${CONFGROUPS}
+.for group in ${_CONFGROUPS}
 .if defined(${group}) && !empty(${group})
 
 ${group}OWN?=	${SHAREOWN}
diff --git a/share/mk/bsd.files.mk b/share/mk/bsd.files.mk
index 9e8db5a3d8e8..d22f19694d13 100644
--- a/share/mk/bsd.files.mk
+++ b/share/mk/bsd.files.mk
@@ -9,7 +9,9 @@ __<bsd.files.mk>__:
 
 FILESGROUPS?=	FILES
 
-.for group in ${FILESGROUPS}
+_FILESGROUPS=	${FILESGROUPS:C,[/*],_,g}
+
+.for group in ${_FILESGROUPS}
 # Add in foo.yes and remove duplicates from all the groups
 ${${group}}:= ${${group}} ${${group}.yes}
 ${${group}}:= ${${group}:O:u}
@@ -20,7 +22,7 @@ buildfiles: ${${group}}
 all: buildfiles
 .endif
 
-.for group in ${FILESGROUPS}
+.for group in ${_FILESGROUPS}
 .if defined(${group}) && !empty(${group})
 installfiles: installfiles-${group}
 
diff --git a/share/mk/bsd.incs.mk b/share/mk/bsd.incs.mk
index c018960d2fcf..42b9e42f4b45 100644
--- a/share/mk/bsd.incs.mk
+++ b/share/mk/bsd.incs.mk
@@ -8,8 +8,10 @@
 
 INCSGROUPS?=	INCS
 
+_INCSGROUPS=	${INCSGROUPS:C,[/*],_,g}
+
 .if !target(buildincludes)
-.for group in ${INCSGROUPS}
+.for group in ${_INCSGROUPS}
 buildincludes: ${${group}}
 .endfor
 .endif
@@ -19,7 +21,7 @@ all: buildincludes
 .endif
 
 .if !target(installincludes)
-.for group in ${INCSGROUPS}
+.for group in ${_INCSGROUPS}
 .if defined(${group}) && !empty(${group})
 
 ${group}OWN?=	${BINOWN}