diff --git a/internal/feed/github.go b/internal/feed/github.go
index 782d612..18487f0 100644
--- a/internal/feed/github.go
+++ b/internal/feed/github.go
@@ -38,16 +38,10 @@ func fetchLatestGithubRelease(request *ReleaseRequest) (*AppRelease, error) {
 		return nil, err
 	}
 
-	version := response.TagName
-
-	if len(version) > 0 && version[0] != 'v' {
-		version = "v" + version
-	}
-
 	return &AppRelease{
 		Source:       ReleaseSourceGithub,
 		Name:         request.Repository,
-		Version:      version,
+		Version:      normalizeVersionFormat(response.TagName),
 		NotesUrl:     response.HtmlUrl,
 		TimeReleased: parseRFC3339Time(response.PublishedAt),
 		Downvotes:    response.Reactions.Downvotes,
diff --git a/internal/feed/gitlab.go b/internal/feed/gitlab.go
index 4e0c1e8..3ff0f00 100644
--- a/internal/feed/gitlab.go
+++ b/internal/feed/gitlab.go
@@ -38,16 +38,10 @@ func fetchLatestGitLabRelease(request *ReleaseRequest) (*AppRelease, error) {
 		return nil, err
 	}
 
-	version := response.TagName
-
-	if len(version) > 0 && version[0] != 'v' {
-		version = "v" + version
-	}
-
 	return &AppRelease{
 		Source:       ReleaseSourceGitlab,
 		Name:         request.Repository,
-		Version:      version,
+		Version:      normalizeVersionFormat(response.TagName),
 		NotesUrl:     response.Links.Self,
 		TimeReleased: parseRFC3339Time(response.ReleasedAt),
 	}, nil
diff --git a/internal/feed/utils.go b/internal/feed/utils.go
index f86b497..a6e3f8d 100644
--- a/internal/feed/utils.go
+++ b/internal/feed/utils.go
@@ -105,3 +105,13 @@ func parseRFC3339Time(t string) time.Time {
 
 	return parsed
 }
+
+func normalizeVersionFormat(version string) string {
+	version = strings.ToLower(strings.TrimSpace(version))
+
+	if len(version) > 0 && version[0] != 'v' {
+		return "v" + version
+	}
+
+	return version
+}