diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9d24492..60d9d48 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,6 +12,7 @@ include(GNUInstallDirs)
 
 set(PREFIX ${CMAKE_INSTALL_PREFIX})
 set(INCLUDE ${CMAKE_INSTALL_FULL_INCLUDEDIR})
+set(LIBDIR ${CMAKE_INSTALL_FULL_LIBDIR})
 
 configure_file(hyprlang.pc.in hyprlang.pc @ONLY)
 
diff --git a/hyprlang.pc.in b/hyprlang.pc.in
index 97350dc..328c94f 100644
--- a/hyprlang.pc.in
+++ b/hyprlang.pc.in
@@ -1,6 +1,6 @@
 prefix=@PREFIX@
 includedir=@INCLUDE@
-libdir=${prefix}/lib
+libdir=@LIBDIR@
 
 Name: hyprlang
 URL: https://github.com/hyprwm/hyprlang