diff --git a/src/publish.js b/src/publish.js
index aaf6ad86..83d13855 100644
--- a/src/publish.js
+++ b/src/publish.js
@@ -69,7 +69,7 @@ module.exports = async (pluginConfig, ctx) => {
     const commits = await parseCommits(pluginConfig, ctx)
     ctx.logger.log('Commit data retrieved')
     const sentryReleaseVersion = pluginConfig.releasePrefix
-      ? `${pluginConfig.releasePrefix}-${ctx.nextRelease.version}`
+      ? `${pluginConfig.releasePrefix}@${ctx.nextRelease.version}`
       : ctx.nextRelease.version
     /** @type {SentryReleaseParams} */
     const releaseDate = {
diff --git a/test/publish.test.js b/test/publish.test.js
index bacb9be8..f306ffc7 100644
--- a/test/publish.test.js
+++ b/test/publish.test.js
@@ -255,7 +255,7 @@ describe('Publish', () => {
       ctx,
     )
     expect(result.release.version).to.equal(
-      `${releasePrefix}-${ctx.nextRelease.version}`,
+      `${releasePrefix}@${ctx.nextRelease.version}`,
     )
   })