diff --git a/util/version/version.go b/util/version/version.go
index db0773c9..24cf49c5 100644
--- a/util/version/version.go
+++ b/util/version/version.go
@@ -110,7 +110,7 @@ func NewAvailable(current string, tags []string) (newVersion string, newAvailabl
 	sort.Sort(sort.Reverse(semver.Collection(vs)))
 
 	if currentVersion.LessThan(vs[0]) {
-		return vs[0].String(), true, nil
+		return vs[0].Original(), true, nil
 	}
 	return "", false, nil
 }
diff --git a/util/version/version_test.go b/util/version/version_test.go
index 082d273f..6bd7193e 100644
--- a/util/version/version_test.go
+++ b/util/version/version_test.go
@@ -272,7 +272,21 @@ func TestNewAvailable(t *testing.T) {
 		{
 			name:             "staging",
 			args:             args{current: "1.1.1", tags: []string{"v1.2.1-staging.1"}},
-			wantNewVersion:   "1.2.1-staging.1",
+			wantNewVersion:   "v1.2.1-staging.1",
+			wantNewAvailable: true,
+			wantErr:          false,
+		},
+		{
+			name:             "without patch version",
+			args:             args{current: "8.1", tags: []string{"8.1", "8.2", "8.3"}},
+			wantNewVersion:   "8.3",
+			wantNewAvailable: true,
+			wantErr:          false,
+		},
+		{
+			name:             "only major version",
+			args:             args{current: "8.1.1", tags: []string{"8", "9", "10"}},
+			wantNewVersion:   "10",
 			wantNewAvailable: true,
 			wantErr:          false,
 		},