diff --git a/source/blender/makesrna/intern/rna_nodetree.cc b/source/blender/makesrna/intern/rna_nodetree.cc
index b2bc80cda52..6f8412e9947 100644
--- a/source/blender/makesrna/intern/rna_nodetree.cc
+++ b/source/blender/makesrna/intern/rna_nodetree.cc
@@ -12879,7 +12879,8 @@ static void rna_def_node(BlenderRNA *brna)
   RNA_def_property_update(prop, NC_NODE | ND_DISPLAY, nullptr);
 
   prop = RNA_def_property(srna, "mute", PROP_BOOLEAN, PROP_NONE);
-  RNA_def_property_boolean_sdna(prop, nullptr, "flag", NODE_MUTED);
+  RNA_def_property_boolean_sdna(prop, NULL, "flag", NODE_MUTED);
+  RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
   RNA_def_property_ui_text(prop, "Mute", "");
   RNA_def_property_update(prop, 0, "rna_Node_update");