diff --git a/CMakeLists.txt b/CMakeLists.txt
index db0287b73..e87caf729 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -324,6 +324,7 @@ set(ZM_PID "${ZM_RUNDIR}/zm.pid")
 set(ZM_CONFIG "/${CMAKE_INSTALL_SYSCONFDIR}/zm.conf")
 set(VERSION "${ZoneMinder_VERSION}")
 set(PATH_BUILD "${PROJECT_SOURCE_DIR}")
+set(PKGDATADIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_DATADIR}/zoneminder")
 set(TIME_BUILD "1000000") # Don't have a solution for this one yet
 set(BINDIR "${CMAKE_INSTALL_FULL_BINDIR}")
 set(LIBDIR "${CMAKE_INSTALL_FULL_LIBDIR}")