diff --git a/libgimpbase/gimpparamspecs.h b/libgimpbase/gimpparamspecs.h
index b00064fd15..55273cda90 100644
--- a/libgimpbase/gimpparamspecs.h
+++ b/libgimpbase/gimpparamspecs.h
@@ -37,13 +37,24 @@ G_BEGIN_DECLS
  */
 #define GIMP_PARAM_NO_VALIDATE    (1 << (0 + G_PARAM_USER_SHIFT))
 
+/**
+ * GIMP_PARAM_DONT_SERIALIZE:
+ *
+ * This property will be ignored when serializing and deserializing.
+ * This is useful for GimpProcedure arguments for which you never want
+ * the last run values to be restored.
+ *
+ * Since 3.0
+ */
+#define GIMP_PARAM_DONT_SERIALIZE (1 << (1 + G_PARAM_USER_SHIFT))
+
 /**
  * GIMP_PARAM_FLAG_SHIFT:
  *
  * Minimum shift count to be used for libgimpconfig defined
  * [flags@GObject.ParamFlags] (see libgimpconfig/gimpconfig-params.h).
  */
-#define GIMP_PARAM_FLAG_SHIFT     (1 + G_PARAM_USER_SHIFT)
+#define GIMP_PARAM_FLAG_SHIFT     (2 + G_PARAM_USER_SHIFT)
 
 /**
  * GIMP_PARAM_STATIC_STRINGS:
diff --git a/libgimpconfig/gimpconfig-deserialize.c b/libgimpconfig/gimpconfig-deserialize.c
index 07f27e1a63..cea24ec426 100644
--- a/libgimpconfig/gimpconfig-deserialize.c
+++ b/libgimpconfig/gimpconfig-deserialize.c
@@ -325,9 +325,10 @@ gimp_config_deserialize_property (GimpConfig *config,
   if (token == G_TOKEN_RIGHT_PAREN &&
       g_scanner_peek_next_token (scanner) == token)
     {
-      if (GIMP_VALUE_HOLDS_COLOR (&value) ||
-          ! (G_VALUE_HOLDS_OBJECT (&value)     &&
-             (prop_spec->flags & GIMP_CONFIG_PARAM_AGGREGATE)))
+      if (! (prop_spec->flags & GIMP_PARAM_DONT_SERIALIZE) &&
+          (GIMP_VALUE_HOLDS_COLOR (&value) ||
+           ! (G_VALUE_HOLDS_OBJECT (&value)     &&
+              (prop_spec->flags & GIMP_CONFIG_PARAM_AGGREGATE))))
         g_object_set_property (G_OBJECT (config), prop_spec->name, &value);
     }
 #ifdef CONFIG_DEBUG
diff --git a/libgimpconfig/gimpconfig-serialize.c b/libgimpconfig/gimpconfig-serialize.c
index 258e12d995..5e2d3dbd13 100644
--- a/libgimpconfig/gimpconfig-serialize.c
+++ b/libgimpconfig/gimpconfig-serialize.c
@@ -182,7 +182,8 @@ gimp_config_serialize_property (GimpConfig       *config,
   if (! (param_spec->flags & GIMP_CONFIG_PARAM_SERIALIZE))
     return FALSE;
 
-  if (param_spec->flags & GIMP_CONFIG_PARAM_IGNORE)
+  if (param_spec->flags & GIMP_CONFIG_PARAM_IGNORE ||
+      param_spec->flags & GIMP_PARAM_DONT_SERIALIZE)
     return TRUE;
 
   g_value_init (&value, param_spec->value_type);