diff --git a/internal/builder/release_manifest_reader.go b/internal/builder/release_manifest_reader.go
index 4bafadac1..de6a4111f 100644
--- a/internal/builder/release_manifest_reader.go
+++ b/internal/builder/release_manifest_reader.go
@@ -44,8 +44,8 @@ func (r ReleaseManifestReader) Read(releaseTarball string) (Part, error) {
 		return Part{}, err
 	}
 
-	stemcellOS, stemcellVersion, stemcelOK := inputReleaseManifest.Stemcell()
-	if !stemcelOK && len(inputReleaseManifest.CompiledPackages) > 0 {
+	stemcellOS, stemcellVersion, stemcellOK := inputReleaseManifest.Stemcell()
+	if !stemcellOK && len(inputReleaseManifest.CompiledPackages) > 0 {
 		return Part{}, fmt.Errorf("%s/%s has invalid stemcell: %q", inputReleaseManifest.Name, inputReleaseManifest.Version, inputReleaseManifest.CompiledPackages[0].Stemcell)
 	}