diff --git a/library_config/libcjson.pc.in b/library_config/libcjson.pc.in
index b3a5b40..7b526df 100644
--- a/library_config/libcjson.pc.in
+++ b/library_config/libcjson.pc.in
@@ -1,6 +1,6 @@
-prefix=@prefix@
-libdir=${prefix}/@libdir@
-includedir=${prefix}/@includedir@
+prefix=@CMAKE_INSTALL_PREFIX@
+libdir=${prefix}/lib
+includedir=${prefix}/include
 
 Name: libcjson
 Version: @version@