--- lib/liblz4.pc.in
+++ lib/liblz4.pc.in
@@ -10,5 +10,5 @@
 Description: extremely fast lossless compression algorithm library
 URL: http://www.lz4.org/
 Version: @VERSION@
-Libs: -L@LIBDIR@ -llz4
-Cflags: -I@INCLUDEDIR@
+Libs: -L${libdir} -llz4
+Cflags: -I${includedir}