diff --git a/plug-ins/color-rotate/color-rotate.c b/plug-ins/color-rotate/color-rotate.c
index b722239b6f..10a572b1a5 100644
--- a/plug-ins/color-rotate/color-rotate.c
+++ b/plug-ins/color-rotate/color-rotate.c
@@ -118,7 +118,7 @@ run (const gchar      *name,
      gint             *nreturn_vals,
      GimpParam       **return_vals)
 {
-  GimpParam         values[1];
+  static GimpParam  values[1];
   GimpPDBStatusType status = GIMP_PDB_SUCCESS;
 
   *nreturn_vals = 1;