diff --git a/inputfiles/overridingTypes.jsonc b/inputfiles/overridingTypes.jsonc
index f16707336..4d1d2822b 100644
--- a/inputfiles/overridingTypes.jsonc
+++ b/inputfiles/overridingTypes.jsonc
@@ -96,15 +96,6 @@
                     }
                 }
             },
-            "CanvasCompositing": {
-              "properties": {
-                "property": {
-                  "globalCompositeOperation": {
-                    "type": "GlobalCompositeOperation"
-                  }
-                }
-              }
-            },
             "Body": {
                 "properties": {
                     "property": {
diff --git a/inputfiles/patches/html-canvas.kdl b/inputfiles/patches/html-canvas.kdl
index e5361f72e..a8c8aac6f 100644
--- a/inputfiles/patches/html-canvas.kdl
+++ b/inputfiles/patches/html-canvas.kdl
@@ -26,3 +26,7 @@ enum GlobalCompositeOperation {
     color
     luminosity
 }
+
+interface-mixin CanvasCompositing {
+    property globalCompositeOperation type=GlobalCompositeOperation
+}
diff --git a/src/build/patches.ts b/src/build/patches.ts
index 17b1c7e67..38fc0daea 100644
--- a/src/build/patches.ts
+++ b/src/build/patches.ts
@@ -175,6 +175,7 @@ function handleProperty(child: Node): Partial<Property> {
     ...optionalMember("exposed", "string", child.properties?.exposed),
     ...optionalMember("optional", "boolean", child.properties?.optional),
     ...optionalMember("overrideType", "string", child.properties?.overrideType),
+    ...optionalMember("type", "string", child.properties?.type),
   };
 }