diff --git a/packages/svelte/messages/server-errors/errors.md b/packages/svelte/messages/server-errors/errors.md
index e55a0e1b39..cff1f5df87 100644
--- a/packages/svelte/messages/server-errors/errors.md
+++ b/packages/svelte/messages/server-errors/errors.md
@@ -19,7 +19,7 @@ You (or the framework you're using) called [`render(...)`](svelte-server#render)
 > First set occurred at:
 > %stack%
 
-This error occurs when using `hydratable` or `setHydratableValue` multiple times with the same key. To avoid this, you can combine `hydratable` with `cache`, or check whether the value has already been set with `hasHydratableValue`.
+This error occurs when using `hydratable` or `hydratable.set` multiple times with the same key. To avoid this, you can combine `hydratable` with `cache`, or check whether the value has already been set with `hydratable.has`.
 
 ```svelte
 <script>
diff --git a/packages/svelte/src/internal/client/hydratable.js b/packages/svelte/src/internal/client/hydratable.js
index 2789f54c30..15e3dc5ba8 100644
--- a/packages/svelte/src/internal/client/hydratable.js
+++ b/packages/svelte/src/internal/client/hydratable.js
@@ -21,6 +21,7 @@ function isomorphic_hydratable(key, fn, options) {
 		(val, has) => {
 			if (!has) {
 				w.hydratable_missing_but_expected(key);
+				return fn();
 			}
 			return decode(val, options?.decode);
 		},
@@ -45,7 +46,7 @@ export { hydratable };
  */
 function get_hydratable_value(key, options = {}) {
 	if (!async_mode_flag) {
-		e.experimental_async_required('getHydratableValue');
+		e.experimental_async_required('hydratable.get');
 	}
 
 	return access_hydratable_store(
@@ -61,7 +62,7 @@ function get_hydratable_value(key, options = {}) {
  */
 function has_hydratable_value(key) {
 	if (!async_mode_flag) {
-		e.experimental_async_required('hasHydratableValue');
+		e.experimental_async_required('hydratable.set');
 	}
 	return access_hydratable_store(
 		key,
diff --git a/packages/svelte/src/internal/server/hydratable.js b/packages/svelte/src/internal/server/hydratable.js
index 7a66737432..2af1ef7762 100644
--- a/packages/svelte/src/internal/server/hydratable.js
+++ b/packages/svelte/src/internal/server/hydratable.js
@@ -46,7 +46,7 @@ export { hydratable };
  */
 function set_hydratable_value(key, value, options = {}) {
 	if (!async_mode_flag) {
-		e.experimental_async_required('setHydratableValue');
+		e.experimental_async_required('hydratable.set');
 	}
 
 	const store = get_render_context();
@@ -64,7 +64,7 @@ function set_hydratable_value(key, value, options = {}) {
  */
 function has_hydratable_value(key) {
 	if (!async_mode_flag) {
-		e.experimental_async_required('hasHydratableValue');
+		e.experimental_async_required('hydratable.has');
 	}
 	const store = get_render_context();
 	return store.hydratables.has(key);