diff --git a/packages/effect/src/Effect.ts b/packages/effect/src/Effect.ts
index 93cba72132..5aa3c11385 100644
--- a/packages/effect/src/Effect.ts
+++ b/packages/effect/src/Effect.ts
@@ -6395,7 +6395,7 @@ export declare namespace Service {
    * @category models
    */
   export interface TagClass<Self, Id, Type> extends Context.Tag<Self, Self> {
-    of(_: Pick<Self, (keyof Type) & (keyof Self)>): Self
+    make(_: Type): Self
 
     new(_: never): Type & {
       readonly _tag: Id
diff --git a/packages/effect/test/Effect/service.test.ts b/packages/effect/test/Effect/service.test.ts
index 26200bdae3..b6b974b39c 100644
--- a/packages/effect/test/Effect/service.test.ts
+++ b/packages/effect/test/Effect/service.test.ts
@@ -31,7 +31,7 @@ class Logger extends Effect.Service<Logger>()("Logger", {
   }),
   dependencies: [Prefix, Postfix]
 }) {
-  static Test = Layer.succeed(this, this.of({ info: () => Effect.void }))
+  static Test = Layer.succeed(this, Logger.make({ info: () => Effect.void }))
 }
 
 describe("Effect", () => {