diff --git a/src/projectM-qt/libprojectM-qt.pc.in b/src/projectM-qt/libprojectM-qt.pc.in
index f598a4d19..067733181 100644
--- a/src/projectM-qt/libprojectM-qt.pc.in
+++ b/src/projectM-qt/libprojectM-qt.pc.in
@@ -1,6 +1,6 @@
 prefix=@CMAKE_INSTALL_PREFIX@
 exec_prefix=@CMAKE_INSTALL_PREFIX@
-libdir=@CMAKE_INSTALL_PREFIX@/lib
+libdir=@LIB_INSTALL_DIR@
 includedir=@CMAKE_INSTALL_PREFIX@/include
 pkgdatadir=@CMAKE_INSTALL_PREFIX@/share/projectM-qt
 sysconfdir=@CMAKE_INSTALL_PREFIX@/share/projectM-qt