diff --git a/packages/generator-typescript/templates/gimp-3.0.d.ts b/packages/generator-typescript/templates/gimp-3.0.d.ts
new file mode 100644
index 00000000..45e2502d
--- /dev/null
+++ b/packages/generator-typescript/templates/gimp-3.0.d.ts
@@ -0,0 +1,8 @@
+// WORKAROUND: As long as ParamObject is not generated
+export class ParamObject extends GObject.ParamSpec {}
+
+// WORKAROUND: As long as ParamObject is not generated
+export class ParamItem extends GObject.ParamSpec {}
+
+// WORKAROUND: As long as ParamObject is not generated
+export class ParamArray extends GObject.ParamSpec {}
\ No newline at end of file
diff --git a/types b/types
index 3c60f403..11d8d844 160000
--- a/types
+++ b/types
@@ -1 +1 @@
-Subproject commit 3c60f4035bf868f01dee5454033240cb0756db11
+Subproject commit 11d8d844244c38ad3131ae32a4e559a5e374fcac