diff --git a/packages/effect-fc/src/SynchronizedForm.ts b/packages/effect-fc/src/SynchronizedForm.ts
index 21b5e90..2ed1287 100644
--- a/packages/effect-fc/src/SynchronizedForm.ts
+++ b/packages/effect-fc/src/SynchronizedForm.ts
@@ -15,7 +15,7 @@ export interface SynchronizedForm<
     in out TEW = never,
     in out TRR = never,
     in out TRW = never,
-> extends Form.Form<readonly [], A, I, never, never> {
+> extends Form.Form<readonly [], A, I, TER, TEW> {
     readonly [SynchronizedFormTypeId]: SynchronizedFormTypeId
 
     readonly schema: Schema.Schema<A, I, R>
@@ -41,7 +41,7 @@ export class SynchronizedFormImpl<
     readonly path = [] as const
 
     readonly value: Subscribable.Subscribable<Option.Option<A>, never, never>
-    readonly encodedValue: Lens.Lens<I, never, never, never, never>
+    readonly encodedValue: Lens.Lens<I, TER, TEW, never, never>
     readonly isValidating: Subscribable.Subscribable<boolean, never, never>
     readonly canCommit: Subscribable.Subscribable<boolean, never, never>
 
@@ -75,7 +75,7 @@ export class SynchronizedFormImpl<
             Subscribable.unwrap,
         )
         this.encodedValue = Effect.succeed(this).pipe(
-            Effect.map(self => Lens.make<I, never, never, never, never>({
+            Effect.map(self => Lens.make<I, TER, TEW, never, never>({
                 get get() { return self.internalEncodedValue.get },
                 get changes() { return self.internalEncodedValue.changes },
                 modify: f => self.internalEncodedValue.modify(
@@ -87,12 +87,7 @@ export class SynchronizedFormImpl<
                         ] as const,
                     )
                 ).pipe(
-                    Effect.tap(([, nextEncodedValue]) =>
-                        self.synchronizeEncodedValue(nextEncodedValue).pipe(
-                            Effect.forkScoped,
-                            Effect.provide(self.context),
-                        )
-                    ),
+                    Effect.tap(([, nextEncodedValue]) => self.synchronizeEncodedValue(nextEncodedValue)),
                     Effect.map(([b]) => b),
                 ),
             })),