diff --git a/zoneminder-config.cmake b/zoneminder-config.cmake
index 8c13c7f7d..05fab13ca 100644
--- a/zoneminder-config.cmake
+++ b/zoneminder-config.cmake
@@ -60,7 +60,9 @@
 #cmakedefine HAVE_LIBX264 1
 #cmakedefine HAVE_X264_H 1
 #cmakedefine HAVE_LIBMP4V2 1
+#cmakedefine HAVE_MP4_H 1
 #cmakedefine HAVE_MP4V2_H 1
+#cmakedefine HAVE_MP4V2_MP4V2_H 1
 
 /* Authenication checks */
 #cmakedefine HAVE_MD5_OPENSSL 1