diff --git a/src/createForgejoRelease.mjs b/src/createForgejoRelease.mjs
index 74a0d94..00e80d5 100644
--- a/src/createForgejoRelease.mjs
+++ b/src/createForgejoRelease.mjs
@@ -1,12 +1,22 @@
-import { createReadStream } from "fs";
 import axios from "axios";
 import { config } from "dotenv";
-import { assertEnvKey } from "./utils.mjs";
+import { assertEnvKey, addReleaseAsset } from "./utils.mjs";
 
 config({ quiet: true });
 assertEnvKey("MANIFEST");
+assertEnvKey("TAG");
+assertEnvKey("FORGEJO_SERVER_URL");
+assertEnvKey("FORGEJO_API_URL");
+assertEnvKey("FORGEJO_REPOSITORY");
+assertEnvKey("FORGEJO_TOKEN");
+assertEnvKey("FORGEJO_REF_NAME");
 
 const MANIFEST_FILE = process.env.MANIFEST;
+const MANIFEST_NAME = MANIFEST_FILE.split(`/`).at(-1);
+if (!MANIFEST_NAME) {
+	console.error(`Failed to parse manifest name from: ${MANIFEST_FILE}`);
+	process.exit(1);
+};
 
 const {
 	TAG,
@@ -17,21 +27,6 @@ const {
 	FORGEJO_REF_NAME: TARGET_REF,
 } = process.env;
 
-async function addReleaseAsset(releaseID, name, filepath) {
-	const stream = createReadStream(filepath);
-	return axios.post(
-		`${API}/repos/${REPO}/releases/${releaseID}/assets`,
-		{ attachment: stream, },
-		{
-			headers: {
-				Authorization: `token ${TOKEN}`,
-				"Content-Type": `multipart/form-data`,
-			},
-			params: { name },
-		}
-	);
-};
-
 // Initial Release Data
 const release = await axios.post(
 	`${API}/repos/${REPO}/releases`,
@@ -48,15 +43,9 @@ const release = await axios.post(
 	}
 );
 
-const manifestName = MANIFEST_FILE.split(`/`).at(-1);
-if (!manifestName) {
-	console.error(`Failed to parse manifest name from: ${MANIFEST_FILE}`);
-	process.exit(1);
-};
-
 try {
-	await addReleaseAsset(release.data.id, `release.zip`, `release.zip`);
-	await addReleaseAsset(release.data.id, manifestName, MANIFEST_FILE);
+	await addReleaseAsset(release.data.upload_url, `release.zip`, `release.zip`);
+	await addReleaseAsset(release.data.upload_url, MANIFEST_NAME, MANIFEST_FILE);
 } catch (e) {
 	console.error(`Failed to add assets to the release`);
 	process.exit(1);
diff --git a/src/utils.mjs b/src/utils.mjs
index f7a07fc..a5d73c0 100644
--- a/src/utils.mjs
+++ b/src/utils.mjs
@@ -1,4 +1,5 @@
 import { readFile } from "fs/promises";
+import { createReadStream } from "fs";
 
 export async function getManifest(manifest) {
 	let data = undefined;
@@ -18,3 +19,18 @@ export function assertEnvKey(key, { checkTruthiness = true } = {}) {
 		process.exit(1);
 	};
 };
+
+export async function addReleaseAsset(url, name, filepath) {
+	const stream = createReadStream(filepath);
+	return axios.post(
+		url,
+		{ attachment: stream, },
+		{
+			headers: {
+				Authorization: `token ${TOKEN}`,
+				"Content-Type": `multipart/form-data`,
+			},
+			params: { name },
+		}
+	);
+};