diff --git a/audio/gtkguitune/Makefile b/audio/gtkguitune/Makefile
index da392764dd0b..b514408409ce 100644
--- a/audio/gtkguitune/Makefile
+++ b/audio/gtkguitune/Makefile
@@ -15,6 +15,7 @@ LIB_DEPENDS=	gtkmm-2.4.1:${PORTSDIR}/x11-toolkits/gtkmm24
 
 WRKSRC=		${WRKDIR}/${PORTNAME}
 
+USES=		pkgconfig
 GNU_CONFIGURE=	yes
 INSTALLS_ICONS=	yes
 
diff --git a/games/ggz-gtk-games/Makefile b/games/ggz-gtk-games/Makefile
index 20f3eec831fd..fe075d9d5ea8 100644
--- a/games/ggz-gtk-games/Makefile
+++ b/games/ggz-gtk-games/Makefile
@@ -11,6 +11,7 @@ COMMENT=	The GGZ Gaming Zone - GTK+ Games
 
 RUN_DEPENDS=	${LOCALBASE}/bin/ggz-gtk:${PORTSDIR}/games/ggz-gtk-client
 
+USES=		pkgconfig
 USE_GNOME=	gtk20
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--disable-debug
diff --git a/games/tuxmath/Makefile b/games/tuxmath/Makefile
index 9d2433113f31..44cf1aae92f2 100644
--- a/games/tuxmath/Makefile
+++ b/games/tuxmath/Makefile
@@ -23,7 +23,7 @@ WRKSRC=		${WRKDIR}/${PORTNAME}_w_fonts-${PORTVERSION}
 
 USE_GNOME=	libxml2
 USE_SDL=	image mixer net pango sdl
-USES=		iconv gmake perl5
+USES=		iconv gmake perl5 pkgconfig
 GNU_CONFIGURE=	yes
 CONFIGURE_ENV=	T4K_COMMON_CFLAGS="-I${T4K_WRKSRC}/src" \
 		T4K_COMMON_LIBS="${T4K_WRKSRC}/src/.libs/libt4k_common.a" \
diff --git a/graphics/pinpoint/Makefile b/graphics/pinpoint/Makefile
index 0f7847c2e5cc..3fab268297a3 100644
--- a/graphics/pinpoint/Makefile
+++ b/graphics/pinpoint/Makefile
@@ -20,7 +20,7 @@ USE_GL=		gl
 USE_GMAKE=	yes
 USE_GNOME=	librsvg2
 GNU_CONFIGURE=	yes
-USES=	pathfix
+USES=	pathfix pkgconfig
 
 OPTIONS_DEFINE=	GST
 GST_DESC=	Live videos as slide backgrounds
diff --git a/graphics/rawstudio/Makefile b/graphics/rawstudio/Makefile
index e235f7c07b36..c762e33c10e2 100644
--- a/graphics/rawstudio/Makefile
+++ b/graphics/rawstudio/Makefile
@@ -1,9 +1,5 @@
-# New ports collection makefile for:	Rawstudio
-# Date created:				2008-04-23
-# Whom:					Alex Samorukov <samm@os2.kiev.ua>
-#
+# Created by: Alex Samorukov <samm@os2.kiev.ua>
 # $FreeBSD$
-#
 
 PORTNAME=	rawstudio
 PORTVERSION=	2.0
@@ -31,7 +27,7 @@ GNU_CONFIGURE=	yes
 CPPFLAGS+=	-I${LOCALBASE}/include
 LDFLAGS+=	-L${LOCALBASE}/lib
 USE_GMAKE=	yes
-USES=		gettext
+USES=		gettext pkgconfig
 USE_GNOME=	gtk20 libxml2 gconf2 desktopfileutils gnomehack
 USE_SQLITE=	3
 USE_LDCONFIG=	yes
diff --git a/japanese/ebview-gtk2/Makefile b/japanese/ebview-gtk2/Makefile
index 53b287c37697..36f9b93d317a 100644
--- a/japanese/ebview-gtk2/Makefile
+++ b/japanese/ebview-gtk2/Makefile
@@ -14,6 +14,7 @@ LIB_DEPENDS=	eb:${PORTSDIR}/japanese/eb
 
 CONFLICTS=	ja-ebview-0*
 
+USES=		pkgconfig
 USE_GNOME=	gtk20
 USE_GMAKE=	yes
 GNU_CONFIGURE=	yes
diff --git a/multimedia/libva-vdpau-driver/Makefile b/multimedia/libva-vdpau-driver/Makefile
index cbf5cf134c79..d2d71e2c2525 100644
--- a/multimedia/libva-vdpau-driver/Makefile
+++ b/multimedia/libva-vdpau-driver/Makefile
@@ -18,7 +18,7 @@ BUILD_DEPENDS=	${LOCALBASE}/libdata/pkgconfig/libva.pc:${PORTSDIR}/multimedia/li
 
 LICENSE_FILE_GPLv2=	${WRKSRC}/COPYING
 USE_BZIP2=	yes
-USES=		gmake
+USES=		gmake pkgconfig
 USE_GL=		gl
 
 GNU_CONFIGURE=	yes
diff --git a/x11-wm/gcompmgr/Makefile b/x11-wm/gcompmgr/Makefile
index 1b23fd0c85ed..076bf4212a9f 100644
--- a/x11-wm/gcompmgr/Makefile
+++ b/x11-wm/gcompmgr/Makefile
@@ -1,9 +1,5 @@
-# New ports collection makefile for:	gcompmgr
-# Date created:				6 Feb 2006
-# Whom:					UMENO Takashi
-#
+# Created by: UMENO Takashi
 # $FreeBSD$
-#
 
 PORTNAME=	gcompmgr
 PORTVERSION=	0.21
@@ -18,6 +14,7 @@ RUN_DEPENDS=	xcompmgr:${PORTSDIR}/x11-wm/xcompmgr
 LIB_DEPENDS=	gtkmm-2.4.1:${PORTSDIR}/x11-toolkits/gtkmm24
 
 GNU_CONFIGURE=	yes
+USES=		pkgconfig
 USE_AUTOTOOLS=	automake:env
 
 DESKTOP_ENTRIES="gcompmgr" \
diff --git a/x11/evilvte/Makefile b/x11/evilvte/Makefile
index e9c4fad1a9a5..f7b5d39d0fc8 100644
--- a/x11/evilvte/Makefile
+++ b/x11/evilvte/Makefile
@@ -1,9 +1,5 @@
-# New ports collection makefile for:	evilvte
-# Date created:				2008/06/03
-# Whom:					chinsan
-#
+# Created by: chinsan
 # $FreeBSD$
-#
 
 PORTNAME=	evilvte
 PORTVERSION=	0.5.0
@@ -15,6 +11,7 @@ MASTER_SITES=	http://www.calno.com/${PORTNAME}/ \
 MAINTAINER=	aragon@phat.za.net
 COMMENT=	A VTE based, super lightweight terminal emulator
 
+USES=		pkgconfig
 USE_XZ=		yes
 USE_GMAKE=	yes
 HAS_CONFIGURE=	yes