diff --git a/panda/src/pgraph/config_pgraph.cxx b/panda/src/pgraph/config_pgraph.cxx
index 55f51b7015..2f42f16f4d 100644
--- a/panda/src/pgraph/config_pgraph.cxx
+++ b/panda/src/pgraph/config_pgraph.cxx
@@ -568,6 +568,8 @@ init_libpgraph() {
   RenderState::init_states();
   RenderEffects::init_states();
 
+  RenderAttrib::init_attribs();
+
   LoaderFileTypeRegistry *reg = LoaderFileTypeRegistry::get_global_ptr();
   reg->register_type(new LoaderFileTypeBam);
 }