6 files changed, 22 insertions, 6 deletions
diff --git a/platform/web/api/api.cpp b/platform/web/api/api.cpp
index eb3a199ae1..a630e3d866 100644
--- a/platform/web/api/api.cpp
+++ b/platform/web/api/api.cpp
@@ -73,6 +73,7 @@ void JavaScriptBridge::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("download_buffer", "buffer", "name", "mime"), &JavaScriptBridge::download_buffer, DEFVAL("application/octet-stream"));
 	ClassDB::bind_method(D_METHOD("pwa_needs_update"), &JavaScriptBridge::pwa_needs_update);
 	ClassDB::bind_method(D_METHOD("pwa_update"), &JavaScriptBridge::pwa_update);
+	ClassDB::bind_method(D_METHOD("force_fs_sync"), &JavaScriptBridge::force_fs_sync);
 	ADD_SIGNAL(MethodInfo("pwa_update_available"));
 }
 
@@ -111,6 +112,8 @@ bool JavaScriptBridge::pwa_needs_update() const {
 Error JavaScriptBridge::pwa_update() {
 	return ERR_UNAVAILABLE;
 }
+void JavaScriptBridge::force_fs_sync() {
+}
 void JavaScriptBridge::download_buffer(Vector<uint8_t> p_arr, const String &p_name, const String &p_mime) {
 }
 #endif
diff --git a/platform/web/api/javascript_bridge_singleton.h b/platform/web/api/javascript_bridge_singleton.h
index bcf1ed653a..456fa6b313 100644
--- a/platform/web/api/javascript_bridge_singleton.h
+++ b/platform/web/api/javascript_bridge_singleton.h
@@ -61,6 +61,7 @@ public:
 	void download_buffer(Vector<uint8_t> p_arr, const String &p_name, const String &p_mime = "application/octet-stream");
 	bool pwa_needs_update() const;
 	Error pwa_update();
+	void force_fs_sync();
 
 	static JavaScriptBridge *get_singleton();
 	JavaScriptBridge();
diff --git a/platform/web/javascript_bridge_singleton.cpp b/platform/web/javascript_bridge_singleton.cpp
index 308ca2d5de..dba630404f 100644
--- a/platform/web/javascript_bridge_singleton.cpp
+++ b/platform/web/javascript_bridge_singleton.cpp
@@ -361,6 +361,11 @@ void JavaScriptBridge::download_buffer(Vector<uint8_t> p_arr, const String &p_na
 bool JavaScriptBridge::pwa_needs_update() const {
 	return OS_Web::get_singleton()->pwa_needs_update();
 }
+
 Error JavaScriptBridge::pwa_update() {
 	return OS_Web::get_singleton()->pwa_update();
 }
+
+void JavaScriptBridge::force_fs_sync() {
+	OS_Web::get_singleton()->force_fs_sync();
+}
diff --git a/platform/web/os_web.cpp b/platform/web/os_web.cpp
index cb304ce7ac..e12f62f4ad 100644
--- a/platform/web/os_web.cpp
+++ b/platform/web/os_web.cpp
@@ -196,6 +196,12 @@ void OS_Web::update_pwa_state_callback() {
 	}
 }
 
+void OS_Web::force_fs_sync() {
+	if (is_userfs_persistent()) {
+		idb_needs_sync = true;
+	}
+}
+
 Error OS_Web::pwa_update() {
 	return godot_js_pwa_update() ? FAILED : OK;
 }
diff --git a/platform/web/os_web.h b/platform/web/os_web.h
index c8fdea2ee0..70d8af9db9 100644
--- a/platform/web/os_web.h
+++ b/platform/web/os_web.h
@@ -69,6 +69,7 @@ public:
 
 	bool pwa_needs_update() const { return pwa_is_waiting; }
 	Error pwa_update();
+	void force_fs_sync();
 
 	void initialize_joypads() override;
 
diff --git a/platform/web/package-lock.json b/platform/web/package-lock.json
index e1428546c6..4399e8243c 100644
--- a/platform/web/package-lock.json
+++ b/platform/web/package-lock.json
@@ -1529,9 +1529,9 @@
       "dev": true
     },
     "node_modules/json5": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
-      "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.2.tgz",
+      "integrity": "sha512-g1MWMLBiz8FKi1e4w0UyVL3w+iJceWAFBAaBnnGKOpNa5f8TLktkbre1+s6oICydWAm+HRUGTmI+//xv2hvXYA==",
       "dev": true,
       "dependencies": {
         "minimist": "^1.2.0"
@@ -3662,9 +3662,9 @@
       "dev": true
     },
     "json5": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
-      "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.2.tgz",
+      "integrity": "sha512-g1MWMLBiz8FKi1e4w0UyVL3w+iJceWAFBAaBnnGKOpNa5f8TLktkbre1+s6oICydWAm+HRUGTmI+//xv2hvXYA==",
       "dev": true,
       "requires": {
         "minimist": "^1.2.0"