diff --git a/dev-util/cscope/cscope-15.8a-r2.ebuild b/dev-util/cscope/cscope-15.8a-r2.ebuild
index b2707fe35459e..95facd63cb4f9 100644
--- a/dev-util/cscope/cscope-15.8a-r2.ebuild
+++ b/dev-util/cscope/cscope-15.8a-r2.ebuild
@@ -26,6 +26,7 @@ SITEFILE="50${PN}-gentoo.el"
 src_prepare() {
 	eapply "${FILESDIR}/${PN}-15.7a-ocs-sysdir.patch" #269305
 	eapply "${FILESDIR}/${PN}-15.6-darwin.patch"
+	eapply "${FILESDIR}/${PN}-15.8a-pkgconfig.patch"
 	eapply_user
 	mv configure.{in,ac} || die
 	eautoreconf		  # prevent maintainer mode later on
diff --git a/dev-util/cscope/cscope-15.9.ebuild b/dev-util/cscope/cscope-15.9.ebuild
index 1cad13f52943a..cdee9e4703fdc 100644
--- a/dev-util/cscope/cscope-15.9.ebuild
+++ b/dev-util/cscope/cscope-15.9.ebuild
@@ -25,6 +25,7 @@ SITEFILE="50${PN}-gentoo.el"
 
 src_prepare() {
 	eapply "${FILESDIR}/${PN}-15.7a-ocs-sysdir.patch" #269305
+	eapply "${FILESDIR}/${PN}-15.9-pkgconfig.patch"
 	eapply_user
 	mv configure.{in,ac} || die
 	eautoreconf		  # prevent maintainer mode later on
diff --git a/dev-util/cscope/files/cscope-15.8a-pkgconfig.patch b/dev-util/cscope/files/cscope-15.8a-pkgconfig.patch
new file mode 100644
index 0000000000000..665b7169761e1
--- /dev/null
+++ b/dev-util/cscope/files/cscope-15.8a-pkgconfig.patch
@@ -0,0 +1,28 @@
+--- a/configure.in
++++ b/configure.in
+@@ -22,6 +22,7 @@ if test "x$LEX" = "xlex" ; then AC_DEFINE(USING_LEX, 1,
+    [Define this if the scanner is run through lex, not flex])
+ fi
+ AC_PROG_YACC
++PKG_PROG_PKG_CONFIG
+ 
+ dnl === BEGIN CURSES CHECK
+ dnl Curses detection: Munged from Midnight Commander's configure.in
+@@ -363,7 +364,7 @@ dnl Check for a GNOME installation
+ AC_DEFUN([AC_CHECK_GNOME],[
+ 	has_gnome=false
+ 	AC_CHECK_PROG(gnome1, gnome-config, true)	
+-	AC_CHECK_PROG(gnome2, pkg-config, true)
++	AC_CHECK_PROG(gnome2, $PKG_CONFIG, true)
+ 
+ 	if test x$gnome1 = xtrue; then
+ 	  has_gnome=true
+@@ -373,7 +374,7 @@ AC_DEFUN([AC_CHECK_GNOME],[
+ 	  has_gnome=true
+ 	fi
+ 	
+-	AM_CONDITIONAL(USING_GNOME2, pkg-config --exists gtk+-2.0)
++	AM_CONDITIONAL(USING_GNOME2, $PKG_CONFIG --exists gtk+-2.0)
+ 	AM_CONDITIONAL(HAS_GNOME, test "$has_gnome" = true)
+ 	AM_CONDITIONAL(GNOME_LINUX, test "$host_os" = Linux)
+ ])
diff --git a/dev-util/cscope/files/cscope-15.9-pkgconfig.patch b/dev-util/cscope/files/cscope-15.9-pkgconfig.patch
new file mode 100644
index 0000000000000..c031633a65592
--- /dev/null
+++ b/dev-util/cscope/files/cscope-15.9-pkgconfig.patch
@@ -0,0 +1,28 @@
+--- a/configure.in
++++ b/configure.in
+@@ -18,6 +18,7 @@ if test "x$LEX" = "xlex" ; then AC_DEFINE(USING_LEX, 1,
+    [Define this if the scanner is run through lex, not flex])
+ fi
+ AC_PROG_YACC
++PKG_PROG_PKG_CONFIG
+ 
+ AC_SYS_LARGEFILE
+ 
+@@ -361,7 +362,7 @@ dnl Check for a GNOME installation
+ AC_DEFUN([AC_CHECK_GNOME],[
+ 	has_gnome=false
+ 	AC_CHECK_PROG(gnome1, gnome-config, true)	
+-	AC_CHECK_PROG(gnome2, pkg-config, true)
++	AC_CHECK_PROG(gnome2, $PKG_CONFIG, true)
+ 
+ 	if test x$gnome1 = xtrue; then
+ 	  has_gnome=true
+@@ -371,7 +372,7 @@ AC_DEFUN([AC_CHECK_GNOME],[
+ 	  has_gnome=true
+ 	fi
+ 	
+-	AM_CONDITIONAL(USING_GNOME2, pkg-config --exists gtk+-2.0)
++	AM_CONDITIONAL(USING_GNOME2, $PKG_CONFIG --exists gtk+-2.0)
+ 	AM_CONDITIONAL(HAS_GNOME, test "$has_gnome" = true)
+ 	AM_CONDITIONAL(GNOME_LINUX, test "$host_os" = Linux)
+ ])