diff --git a/esbuild.config.mjs b/esbuild.config.mjs
index 5f7b79e..733c1e4 100644
--- a/esbuild.config.mjs
+++ b/esbuild.config.mjs
@@ -13,7 +13,7 @@ if you want to view the source, please visit the github repository of this plugi
 const prod = process.argv[2] === "production";
 const manifestJson = JSON.parse(fs.readFileSync("./manifest.json"));
 const packageJson = JSON.parse(fs.readFileSync("./package.json"));
-const updateInfo = JSON.stringify(fs.readFileSync("./updates.md") + "");
+const updateInfo = JSON.stringify("PATCHED-"+fs.readFileSync("./updates.md") + "");
 esbuild
     .build({
         banner: {
diff --git a/package-lock.json b/package-lock.json
index f958d49..06a2063 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,12 +13,14 @@
                 "esbuild": "0.15.15",
                 "esbuild-svelte": "^0.7.3",
                 "idb": "^7.1.1",
-                "xxhash-wasm": "^0.4.2"
+                "xxhash-wasm": "^0.4.2",
+                "xxhashjs": "^0.2.2"
             },
             "devDependencies": {
                 "@types/diff-match-patch": "^1.0.32",
                 "@types/pouchdb": "^6.4.0",
                 "@types/pouchdb-browser": "^6.1.3",
+                "@types/xxhashjs": "^0.2.2",
                 "@typescript-eslint/eslint-plugin": "^5.44.0",
                 "@typescript-eslint/parser": "^5.44.0",
                 "builtin-modules": "^3.3.0",
@@ -442,6 +444,15 @@
                 "@types/estree": "*"
             }
         },
+        "node_modules/@types/xxhashjs": {
+            "version": "0.2.2",
+            "resolved": "https://registry.npmjs.org/@types/xxhashjs/-/xxhashjs-0.2.2.tgz",
+            "integrity": "sha512-+hlk/W1kgnZn0vR22XNhxHk/qIRQYF54i0UTF2MwBAPd0e7xSy+jKOJwSwTdRQrNnOMRVv+vsh8ITV0uyhp2yg==",
+            "dev": true,
+            "dependencies": {
+                "@types/node": "*"
+            }
+        },
         "node_modules/@typescript-eslint/eslint-plugin": {
             "version": "5.44.0",
             "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-5.44.0.tgz",
@@ -872,6 +883,11 @@
                 "node": ">= 8"
             }
         },
+        "node_modules/cuint": {
+            "version": "0.2.2",
+            "resolved": "https://registry.npmjs.org/cuint/-/cuint-0.2.2.tgz",
+            "integrity": "sha512-d4ZVpCW31eWwCMe1YT3ur7mUDnTXbgwyzaL320DrcRT45rfjYxkt5QWLrmOJ+/UEAI2+fQgKe/fCjR8l4TpRgw=="
+        },
         "node_modules/debug": {
             "version": "4.3.4",
             "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
@@ -3344,6 +3360,14 @@
             "resolved": "https://registry.npmjs.org/xxhash-wasm/-/xxhash-wasm-0.4.2.tgz",
             "integrity": "sha512-/eyHVRJQCirEkSZ1agRSCwriMhwlyUcFkXD5TPVSLP+IPzjsqMVzZwdoczLp1SoQU0R3dxz1RpIK+4YNQbCVOA=="
         },
+        "node_modules/xxhashjs": {
+            "version": "0.2.2",
+            "resolved": "https://registry.npmjs.org/xxhashjs/-/xxhashjs-0.2.2.tgz",
+            "integrity": "sha512-AkTuIuVTET12tpsVIQo+ZU6f/qDmKuRUcjaqR+OIvm+aCBsZ95i7UVY5WJ9TMsSaZ0DA2WxoZ4acu0sPH+OKAw==",
+            "dependencies": {
+                "cuint": "^0.2.2"
+            }
+        },
         "node_modules/yallist": {
             "version": "4.0.0",
             "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
@@ -3736,6 +3760,15 @@
                 "@types/estree": "*"
             }
         },
+        "@types/xxhashjs": {
+            "version": "0.2.2",
+            "resolved": "https://registry.npmjs.org/@types/xxhashjs/-/xxhashjs-0.2.2.tgz",
+            "integrity": "sha512-+hlk/W1kgnZn0vR22XNhxHk/qIRQYF54i0UTF2MwBAPd0e7xSy+jKOJwSwTdRQrNnOMRVv+vsh8ITV0uyhp2yg==",
+            "dev": true,
+            "requires": {
+                "@types/node": "*"
+            }
+        },
         "@typescript-eslint/eslint-plugin": {
             "version": "5.44.0",
             "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-5.44.0.tgz",
@@ -4011,6 +4044,11 @@
                 "which": "^2.0.1"
             }
         },
+        "cuint": {
+            "version": "0.2.2",
+            "resolved": "https://registry.npmjs.org/cuint/-/cuint-0.2.2.tgz",
+            "integrity": "sha512-d4ZVpCW31eWwCMe1YT3ur7mUDnTXbgwyzaL320DrcRT45rfjYxkt5QWLrmOJ+/UEAI2+fQgKe/fCjR8l4TpRgw=="
+        },
         "debug": {
             "version": "4.3.4",
             "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
@@ -5678,6 +5716,14 @@
             "resolved": "https://registry.npmjs.org/xxhash-wasm/-/xxhash-wasm-0.4.2.tgz",
             "integrity": "sha512-/eyHVRJQCirEkSZ1agRSCwriMhwlyUcFkXD5TPVSLP+IPzjsqMVzZwdoczLp1SoQU0R3dxz1RpIK+4YNQbCVOA=="
         },
+        "xxhashjs": {
+            "version": "0.2.2",
+            "resolved": "https://registry.npmjs.org/xxhashjs/-/xxhashjs-0.2.2.tgz",
+            "integrity": "sha512-AkTuIuVTET12tpsVIQo+ZU6f/qDmKuRUcjaqR+OIvm+aCBsZ95i7UVY5WJ9TMsSaZ0DA2WxoZ4acu0sPH+OKAw==",
+            "requires": {
+                "cuint": "^0.2.2"
+            }
+        },
         "yallist": {
             "version": "4.0.0",
             "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
diff --git a/package.json b/package.json
index 1e4bd1f..7ab26f2 100644
--- a/package.json
+++ b/package.json
@@ -16,6 +16,7 @@
         "@types/diff-match-patch": "^1.0.32",
         "@types/pouchdb": "^6.4.0",
         "@types/pouchdb-browser": "^6.1.3",
+        "@types/xxhashjs": "^0.2.2",
         "@typescript-eslint/eslint-plugin": "^5.44.0",
         "@typescript-eslint/parser": "^5.44.0",
         "builtin-modules": "^3.3.0",
@@ -37,6 +38,7 @@
         "esbuild": "0.15.15",
         "esbuild-svelte": "^0.7.3",
         "idb": "^7.1.1",
-        "xxhash-wasm": "^0.4.2"
+        "xxhash-wasm": "^0.4.2",
+        "xxhashjs": "^0.2.2"
     }
-}
\ No newline at end of file
+}
diff --git a/src/LocalPouchDB.ts b/src/LocalPouchDB.ts
index 2389763..6c2dd56 100644
--- a/src/LocalPouchDB.ts
+++ b/src/LocalPouchDB.ts
@@ -7,6 +7,7 @@ import { EntryDoc, LOG_LEVEL } from "./lib/src/types.js";
 import { enableEncryption } from "./lib/src/utils.js";
 import { isCloudantURI, isValidRemoteCouchDBURI } from "./lib/src/utils_couchdb.js";
 import { id2path, path2id } from "./utils.js";
+import XXH from "xxhashjs";
 
 export class LocalPouchDB extends LocalPouchDBBase {
 
@@ -33,6 +34,13 @@ export class LocalPouchDB extends LocalPouchDBBase {
         await this.kvDB.destroy();
     }
 
+    async prepareHashFunctions() {
+        if (this.h32 != null) return;
+        // const { h32, h32Raw } = await xxhash();
+        this.h32 = (input: string, seed: number) => (XXH.h32(input, seed).toString(16))// h32;
+        this.h32Raw = (input: Uint8Array, seed: number) => (XXH.h32(input.buffer, seed).toNumber())// h32;
+    }
+
     last_successful_post = false;
     getLastPostFailedBySize() {
         return !this.last_successful_post;