diff --git a/patches/patchinstall.sh b/patches/patchinstall.sh
index bfbc4fa6..7e0fbe29 100755
--- a/patches/patchinstall.sh
+++ b/patches/patchinstall.sh
@@ -52,7 +52,7 @@ usage()
 # Get the upstream commit sha
 upstream_commit()
 {
-	echo "4c6aa8b2fa1678c39aa5a89d9b26cfc4002e744e"
+	echo "dc23cca322a93915465a1ea3ca6f360106cd2018"
 }
 
 # Show version information
diff --git a/patches/widl-SLTG_Typelib_Support/0001-widl-Add-initial-implementation-of-SLTG-typelib-gene.patch b/patches/widl-SLTG_Typelib_Support/0001-widl-Add-initial-implementation-of-SLTG-typelib-gene.patch
index 0c189f5d..fe72ff11 100644
--- a/patches/widl-SLTG_Typelib_Support/0001-widl-Add-initial-implementation-of-SLTG-typelib-gene.patch
+++ b/patches/widl-SLTG_Typelib_Support/0001-widl-Add-initial-implementation-of-SLTG-typelib-gene.patch
@@ -423,7 +423,7 @@ index 00000000..c4ddaed9
 +            if (is_attr(type_entry->type->attrs, ATTR_PUBLIC))
 +                add_typedef_typeinfo(typelib, type_entry->type);
 +            else
-+                add_type_typeinfo(typelib, type_alias_get_aliasee(type_entry->type));
++                add_type_typeinfo(typelib, type_alias_get_aliasee_type(type_entry->type));
 +        }
 +        break;
 +    }
diff --git a/patches/widl-SLTG_Typelib_Support/0010-widl-Add-support-for-VT_USERDEFINED-to-SLTG-typelib-.patch b/patches/widl-SLTG_Typelib_Support/0010-widl-Add-support-for-VT_USERDEFINED-to-SLTG-typelib-.patch
index e435cd58..96f3fc24 100644
--- a/patches/widl-SLTG_Typelib_Support/0010-widl-Add-support-for-VT_USERDEFINED-to-SLTG-typelib-.patch
+++ b/patches/widl-SLTG_Typelib_Support/0010-widl-Add-support-for-VT_USERDEFINED-to-SLTG-typelib-.patch
@@ -244,7 +244,7 @@ index 7421899ed56..bffd94569a8 100644
 +        short href;
 +
 +        while (type->typelib_idx < 0 && type_is_alias(type))
-+            type = type_alias_get_aliasee(type);
++            type = type_alias_get_aliasee_type(type);
 +
 +        chat("write_var_desc: VT_USERDEFINED, type %p, name %s, real type %d, href %d\n",
 +             type, type->name, type_get_type(type), type->typelib_idx);
diff --git a/patches/widl-SLTG_Typelib_Support/0012-widl-Add-support-for-recursive-type-references-to-SL.patch b/patches/widl-SLTG_Typelib_Support/0012-widl-Add-support-for-recursive-type-references-to-SL.patch
index 1e60de0d..10f76487 100644
--- a/patches/widl-SLTG_Typelib_Support/0012-widl-Add-support-for-recursive-type-references-to-SL.patch
+++ b/patches/widl-SLTG_Typelib_Support/0012-widl-Add-support-for-recursive-type-references-to-SL.patch
@@ -148,7 +148,7 @@ index 7a6967c7f39..2ba5a3c25b0 100644
 -            if (is_attr(type_entry->type->attrs, ATTR_PUBLIC))
 -                add_typedef_typeinfo(typelib, type_entry->type);
 -            else
--                add_type_typeinfo(typelib, type_alias_get_aliasee(type_entry->type));
+-                add_type_typeinfo(typelib, type_alias_get_aliasee_type(type_entry->type));
 +            /* in old style typelibs all types are public */
 +            add_type_typeinfo(typelib, type_entry->type);
          }