diff --git a/Cargo.lock b/Cargo.lock
index 2a9aff7..fbd8e55 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -168,7 +168,7 @@ checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
 [[package]]
 name = "fusion-core"
-version = "1.2.6"
+version = "2.0.0"
 dependencies = [
  "bytes",
  "console",
@@ -184,7 +184,7 @@ dependencies = [
 
 [[package]]
 name = "fusion-ffi"
-version = "1.2.6"
+version = "2.0.0"
 dependencies = [
  "bytes",
  "fusion-core",
@@ -194,7 +194,7 @@ dependencies = [
 
 [[package]]
 name = "fusion-node"
-version = "1.2.6"
+version = "2.0.0"
 dependencies = [
  "fusion-core",
  "napi",
@@ -207,7 +207,7 @@ dependencies = [
 
 [[package]]
 name = "fusion-py"
-version = "1.2.6"
+version = "2.0.0"
 dependencies = [
  "bytes",
  "fusion-core",
diff --git a/Cargo.toml b/Cargo.toml
index 45e4f4c..578a400 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ members = [
 ]
 
 [workspace.package]
-version = "1.2.6"
+version = "2.0.0"
 edition = "2024"
 
 [workspace.dependencies]
diff --git a/bindings/csharp/FusionFramework/FusionFramework.csproj b/bindings/csharp/FusionFramework/FusionFramework.csproj
index dde36f0..5b84461 100644
--- a/bindings/csharp/FusionFramework/FusionFramework.csproj
+++ b/bindings/csharp/FusionFramework/FusionFramework.csproj
@@ -7,7 +7,7 @@
     <RootNamespace>FusionFramework</RootNamespace>
     <AssemblyName>FusionFramework</AssemblyName>
     <PackageId>Fusion-Framework</PackageId>
-    <Version>1.2.6</Version>
+    <Version>2.0.0</Version>
     <Authors>CipherUnits</Authors>
     <Company>CipherUnits</Company>
     <Description>Fusion Framework managed bindings (C#) over fusion-ffi / fusion-core</Description>
diff --git a/bindings/csharp/FusionFramework/Header.cs b/bindings/csharp/FusionFramework/Header.cs
index bf98a13..ac0f64e 100644
--- a/bindings/csharp/FusionFramework/Header.cs
+++ b/bindings/csharp/FusionFramework/Header.cs
@@ -90,7 +90,7 @@ public static Dictionary<string, string> Fingerprint()
             {
                 ["X-Powered-By"] = "Fusion Framework",
                 ["X-Framework"] = "Fusion",
-                ["X-Fusion-Version"] = "1.2.6",
+                ["X-Fusion-Version"] = "2.0.0",
             };
         }
     }
diff --git a/crates/fusion-node/index.js b/crates/fusion-node/index.js
index adb41e3..7dac25c 100644
--- a/crates/fusion-node/index.js
+++ b/crates/fusion-node/index.js
@@ -135,7 +135,7 @@ header.fingerprint = () =>
     : {
         'X-Powered-By': 'Fusion Framework',
         'X-Framework': 'Fusion',
-        ['X-Fusion-Version']: '1.2.6',
+        ['X-Fusion-Version']: '2.0.0',
       }
 
 function isThenable(value) {
diff --git a/crates/fusion-node/package.json b/crates/fusion-node/package.json
index 6df42b3..2e5e612 100644
--- a/crates/fusion-node/package.json
+++ b/crates/fusion-node/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fusion-framework",
-  "version": "1.2.6",
+  "version": "2.0.0",
   "description": "Class-based HTTP framework for Node.js, powered by a shared Rust core via N-API",
   "keywords": [
     "fusion",
diff --git a/crates/fusion-py/pyproject.toml b/crates/fusion-py/pyproject.toml
index 98a6ffb..15b8f93 100644
--- a/crates/fusion-py/pyproject.toml
+++ b/crates/fusion-py/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "fusion-framework"
-version = "1.2.6"
+version = "2.0.0"
 description = "Class-based HTTP framework for Python, powered by a shared Rust core"
 readme = "README.md"
 requires-python = ">=3.9"
diff --git a/crates/fusion-py/python/fusion_framework/middleware.py b/crates/fusion-py/python/fusion_framework/middleware.py
index 0aebfbd..2c31a78 100644
--- a/crates/fusion-py/python/fusion_framework/middleware.py
+++ b/crates/fusion-py/python/fusion_framework/middleware.py
@@ -258,13 +258,13 @@ def framework_headers() -> Middleware:
                     hdr, "FRAMEWORK_POWERED_BY", "Fusion Framework"
                 ),
                 getattr(hdr, "X_FRAMEWORK", "X-Framework"): getattr(hdr, "FRAMEWORK_ID", "Fusion"),
-                getattr(hdr, "X_FUSION_VERSION", "X-Fusion-Version"): "1.2.6",
+                getattr(hdr, "X_FUSION_VERSION", "X-Fusion-Version"): "2.0.0",
             }
         except Exception:
             extra = {
                 "X-Powered-By": "Fusion Framework",
                 "X-Framework": "Fusion",
-                "X-Fusion-Version": "1.2.6",
+                "X-Fusion-Version": "2.0.0",
             }
 
     def middleware(request: RequestDict, call_next: Callable[[RequestDict], Any]) -> Any: