diff --git a/direct/metalibs/direct/Sources.pp b/direct/metalibs/direct/Sources.pp
index dbbef8307f..6473df34d6 100644
--- a/direct/metalibs/direct/Sources.pp
+++ b/direct/metalibs/direct/Sources.pp
@@ -8,7 +8,7 @@
 #define BUILDING_DLL BUILDING_DIRECT
 
 #define COMPONENT_LIBS \
-  directbase dcparser showbase deadrec directd interval distributed
+  directbase dcparser showbase deadrec directd interval distributed motiontrail
 
 #define OTHER_LIBS \
   panda:m \