diff --git a/release/scripts/ui/properties_physics_smoke.py b/release/scripts/ui/properties_physics_smoke.py
index f924c1df301..d2e37ef29fb 100644
--- a/release/scripts/ui/properties_physics_smoke.py
+++ b/release/scripts/ui/properties_physics_smoke.py
@@ -140,7 +140,7 @@ class PHYSICS_PT_smoke_groups(PhysicButtonsPanel, bpy.types.Panel):
         col.prop(group, "fluid_group", text="")
 
         #col.label(text="Effector Group:")
-        #col.prop(group, "eff_group", text="")
+        #col.prop(group, "effector_group", text="")
 
         col = split.column()
         col.label(text="Collision Group:")
diff --git a/source/blender/makesrna/intern/rna_smoke.c b/source/blender/makesrna/intern/rna_smoke.c
index 80716e35d15..53f27bc06fb 100644
--- a/source/blender/makesrna/intern/rna_smoke.c
+++ b/source/blender/makesrna/intern/rna_smoke.c
@@ -189,7 +189,7 @@ static void rna_def_smoke_domain_settings(BlenderRNA *brna)
 	RNA_def_property_ui_text(prop, "Fluid Group", "Limit fluid objects to this group");
 	RNA_def_property_update(prop, NC_OBJECT|ND_MODIFIER, "rna_Smoke_reset_dependancy");
 
-	prop= RNA_def_property(srna, "eff_group", PROP_POINTER, PROP_NONE);
+	prop= RNA_def_property(srna, "effector_group", PROP_POINTER, PROP_NONE);
 	RNA_def_property_pointer_sdna(prop, NULL, "eff_group");
 	RNA_def_property_struct_type(prop, "Group");
 	RNA_def_property_flag(prop, PROP_EDITABLE);