diff --git a/panda/src/egg/eggNode_ext.h b/panda/src/egg/eggNode_ext.h
index aa94aa41cd..41127667a6 100644
--- a/panda/src/egg/eggNode_ext.h
+++ b/panda/src/egg/eggNode_ext.h
@@ -19,6 +19,7 @@
 #ifdef HAVE_PYTHON
 
 #include "extension.h"
+#include "eggData.h"
 #include "eggNode.h"
 #include "py_panda.h"