diff --git a/mk/sys.mk b/mk/sys.mk
index 948ec1d4..47d95267 100644
--- a/mk/sys.mk
+++ b/mk/sys.mk
@@ -11,6 +11,7 @@
 
 AR?=			ar
 CP?=			cp
+PKG_CONFIG?=	pkg-config
 ECHO?=			echo
 INSTALL?=		install
 RANLIB?=		ranlib
diff --git a/mk/termcap.mk b/mk/termcap.mk
index 2d6ad01b..4890e35a 100644
--- a/mk/termcap.mk
+++ b/mk/termcap.mk
@@ -1,6 +1,6 @@
 ifeq (${MKTERMCAP},ncurses)
-TERMCAP_CFLAGS:=	$(shell pkg-config ncurses --cflags 2> /dev/null)
-LTERMCAP:=			$(shell pkg-config ncurses --libs 2> /dev/null)
+TERMCAP_CFLAGS:=	$(shell ${PKG_CONFIG} ncurses --cflags 2> /dev/null)
+LTERMCAP:=			$(shell ${PKG_CONFIG} ncurses --libs 2> /dev/null)
 ifeq ($(LTERMCAP),)
 LIBTERMCAP?=	-lncurses
 else