diff --git a/agntcy_acp/agws_v0/__init__.py b/agntcy_acp/agws_v0/__init__.py
index 481a22e..f81bbd5 100644
--- a/agntcy_acp/agws_v0/__init__.py
+++ b/agntcy_acp/agws_v0/__init__.py
@@ -74,4 +74,4 @@
     DeploymentManifest,
 )
 
-OASF_EXTENSION_NAME_MANIFEST = "oasf.agntcy.org/feature/runtime/manifest"
+OASF_EXTENSION_NAME_MANIFEST = "schema.oasf.agntcy.org/features/runtime/manifest"
diff --git a/agntcy_acp/manifest/__init__.py b/agntcy_acp/manifest/__init__.py
index 3ca618a..4041e00 100644
--- a/agntcy_acp/manifest/__init__.py
+++ b/agntcy_acp/manifest/__init__.py
@@ -1 +1 @@
-from ..agws_v0.models import *  # NOQA
+from ..agws_v0 import *  # NOQA
diff --git a/pyproject.toml b/pyproject.toml
index 85448c4..1e1f0db 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "agntcy-acp"
-version = "1.5.0"
+version = "1.5.1"
 license = "Apache-2.0"
 description = "Agent Connect Protocol SDK"
 readme = "README.md"
diff --git a/tests/test_samples/manifest_ok_mailcomposer.json b/tests/test_samples/manifest_ok_mailcomposer.json
index c108826..92c389e 100644
--- a/tests/test_samples/manifest_ok_mailcomposer.json
+++ b/tests/test_samples/manifest_ok_mailcomposer.json
@@ -58,7 +58,7 @@
   ],  
   "extensions": [     
     {
-      "name": "oasf.agntcy.org/feature/runtime/manifest",
+      "name": "schema.oasf.agntcy.org/features/runtime/manifest",
       "data": {
         "acp": {
           "capabilities": {
diff --git a/tests/test_samples/manifest_ok_marketing-campaign.json b/tests/test_samples/manifest_ok_marketing-campaign.json
index 1f6c150..e0dbc33 100644
--- a/tests/test_samples/manifest_ok_marketing-campaign.json
+++ b/tests/test_samples/manifest_ok_marketing-campaign.json
@@ -54,7 +54,7 @@
     ],    
     "extensions": [
     {
-        "name": "oasf.agntcy.org/feature/runtime/manifest",
+        "name": "schema.oasf.agntcy.org/features/runtime/manifest",
         "data": {
             "acp": {
                 "capabilities": {
diff --git a/uv.lock b/uv.lock
index 5c6512e..4270cbb 100644
--- a/uv.lock
+++ b/uv.lock
@@ -11,7 +11,7 @@ resolution-markers = [
 
 [[package]]
 name = "agntcy-acp"
-version = "1.5.0"
+version = "1.5.1"
 source = { editable = "." }
 dependencies = [
     { name = "aiofiles" },