diff --git a/src/assets/ts/features/asset/thunks/submit-asset.ts b/src/assets/ts/features/asset/thunks/submit-asset.ts
index 4578109..537db44 100644
--- a/src/assets/ts/features/asset/thunks/submit-asset.ts
+++ b/src/assets/ts/features/asset/thunks/submit-asset.ts
@@ -48,6 +48,7 @@ export const submitAsset = createAsyncThunk<
           proposal.title,
           headers,
           bypassVerification,
+          navigator.userAgent,
         )
       : await updateWebAsset(
           assetState.assetId,
@@ -56,6 +57,7 @@ export const submitAsset = createAsyncThunk<
           proposal.title,
           headers,
           bypassVerification,
+          navigator.userAgent,
         );
 
     if (result.length === 0) {
diff --git a/src/assets/ts/features/asset/thunks/update-proposal.ts b/src/assets/ts/features/asset/thunks/update-proposal.ts
index d1e5fc2..4dfe8ac 100644
--- a/src/assets/ts/features/asset/thunks/update-proposal.ts
+++ b/src/assets/ts/features/asset/thunks/update-proposal.ts
@@ -39,7 +39,7 @@ export const updateProposal = createAsyncThunk<
     ].join('&');
     const result = await callApi(
       'GET',
-      `v4/assets/?${queryParams.toString()}`,
+      `v4.1/assets/?${queryParams.toString()}`,
       null,
       user.token,
     );
diff --git a/src/assets/ts/main.ts b/src/assets/ts/main.ts
index e954ab0..d99f302 100644
--- a/src/assets/ts/main.ts
+++ b/src/assets/ts/main.ts
@@ -66,15 +66,17 @@ export function createWebAsset(
   title: string,
   headers: object | null,
   disableVerification: boolean,
+  userAgent?: string,
 ): Promise<AssetResponse[]> {
   return callApi(
     'POST',
-    `v4/assets/`,
+    `v4.1/assets/`,
     {
       source_url: url,
       title: title,
       headers: headers,
       disable_verification: disableVerification,
+      ...(userAgent ? { user_agent: userAgent } : {}),
     },
     user.token,
   ).then((response: ApiResponseData[]) => {
@@ -89,17 +91,19 @@ export function updateWebAsset(
   title: string,
   headers: object | null,
   disableVerification: boolean,
+  userAgent?: string,
 ): Promise<AssetResponse[]> {
   const params = new URLSearchParams({ id: `eq.${assetId || ''}` });
 
   return callApi(
     'PATCH',
-    `v4/assets/?${params.toString()}`,
+    `v4.1/assets/?${params.toString()}`,
     {
       // API expects snake_case, so we transform from camelCase
       title: title,
       headers: headers,
       disable_verification: disableVerification,
+      ...(userAgent ? { user_agent: userAgent } : {}),
     },
     user.token,
   ).then((response: ApiResponseData[]) => {
@@ -115,7 +119,7 @@ export function getWebAsset(
 
   return callApi(
     'GET',
-    `v4/assets/?${params.toString()}`,
+    `v4.1/assets/?${params.toString()}`,
     null,
     user.token,
   ).then((response: ApiResponseData[]) => {