diff --git a/gphoto2-config.in b/gphoto2-config.in
index b2f254d..b6ef5cc 100644
--- a/gphoto2-config.in
+++ b/gphoto2-config.in
@@ -1,11 +1,5 @@
 #! /bin/sh
 
-# leave these definitions here
-# they are required for correct interpolation of
-# @libdir@ and @includedir@ later on
-prefix="@prefix@"
-exec_prefix="@exec_prefix@"
-
 usage()
 {
     cat <<EOF
@@ -13,7 +7,7 @@ Usage: gphoto2-config [OPTION]
 
 Known values for OPTION are:
 
-  --prefix=DIR		change libgphoto2 prefix [default ${prefix}]
+  --prefix		print libgphoto2 prefix
   --libs		print library linking information
   --cflags		print pre-processor and compiler flags
   --help		display this help and exit
@@ -55,11 +49,11 @@ while test $# -gt 0; do
 	;;
 
     --cflags)
-       	echo "-I@includedir@/gphoto2"
+       	pkg-config --cflags libgphoto2
        	;;
 
     --libs)
-        echo "-L@libdir@" -lgphoto2 -lgphoto2_port -lm
+        pkg-config --libs libgphoto2
        	;;
 
     *)
diff --git a/libgphoto2_port/gphoto2-port-config.in b/libgphoto2_port/gphoto2-port-config.in
index e49b22e..f2ad5f0 100644
--- a/libgphoto2_port/gphoto2-port-config.in
+++ b/libgphoto2_port/gphoto2-port-config.in
@@ -1,11 +1,5 @@
 #! /bin/sh
 
-# leave these definitions here
-# they are required for correct interpolation of
-# @libdir@ and @includedir@ later on
-prefix="@prefix@"
-exec_prefix="@exec_prefix@"
-
 usage()
 {
     cat <<EOF
@@ -13,7 +7,7 @@ Usage: gphoto2-port-config [OPTION]
 
 Known values for OPTION are:
 
-  --prefix=DIR		change libgphoto2-port prefix [default ${prefix}]
+  --prefix		print libgphoto2-port prefix
   --libs		print library linking information
   --cflags		print pre-processor and compiler flags
   --help		display this help and exit
@@ -55,11 +49,11 @@ while test $# -gt 0; do
 	;;
 
     --cflags)
-       	echo "-I@includedir@/gphoto2"
+       	pkg-config --cflags libgphoto2_port
        	;;
 
     --libs)
-       	echo "-L@libdir@" -lgphoto2_port
+       	pkg-config --libs libgphoto2_port
        	;;
 
     *)