diff --git a/cmd/semver.go b/cmd/semver.go
index 277e3b5af..ab9405292 100644
--- a/cmd/semver.go
+++ b/cmd/semver.go
@@ -24,11 +24,19 @@ func NewSemanticVersion(version string) (*SemanticVersion, error) {
 
 // IsRelease returns true if it's a release version
 func (s *SemanticVersion) IsRelease() bool {
+	// Limit to v1
+	if s.Version.Major() != 1 {
+		return false
+	}
 	return len(s.Version.Prerelease()) == 0 && len(s.Version.Metadata()) == 0
 }
 
 // IsPreRelease returns true if it's a prerelease version
 func (s *SemanticVersion) IsPreRelease() bool {
+	// Limit to v1
+	if s.Version.Major() != 1 {
+		return false
+	}
 	return len(s.Version.Prerelease()) > 0
 }
 
diff --git a/cmd/semver_test.go b/cmd/semver_test.go
new file mode 100644
index 000000000..54261b6f7
--- /dev/null
+++ b/cmd/semver_test.go
@@ -0,0 +1,65 @@
+package cmd
+
+import (
+	"testing"
+)
+
+func TestSemanticVersion_IsPreRelease(t *testing.T) {
+	tests := []struct {
+		name    string
+		version string
+		want    bool
+	}{
+		{"v1.6.7-pre0", "v1.6.7-pre0", true},
+		{"v2.6.7+pre0", "v2.6.7+pre0", false},
+		{"v2.6.7", "v2.6.7", false},
+		{"v2.0.0+alpha.1", "v2.0.0+alpha.1", false},
+		{"v2.0.0-alpha.1", "v2.0.0-alpha.1", false},
+		{"v1.6.7", "v1.6.7", false},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			semanticversion, err := NewSemanticVersion(tt.version)
+			if err != nil {
+				t.Errorf("Invalid semantic version: %s", semanticversion)
+				return
+			}
+			s := &SemanticVersion{
+				Version: semanticversion.Version,
+			}
+			if got := s.IsPreRelease(); got != tt.want {
+				t.Errorf("IsPreRelease() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestSemanticVersion_IsRelease(t *testing.T) {
+	tests := []struct {
+		name    string
+		version string
+		want    bool
+	}{
+		{"v1.6.7", "v1.6.7", true},
+		{"v2.6.7-pre0", "v2.6.7-pre0", false},
+		{"v2.6.7", "v2.6.7", false},
+		{"v2.6.7+release", "v2.6.7+release", false},
+		{"v2.0.0-alpha.1", "v2.0.0-alpha.1", false},
+		{"v1.6.7-pre0", "v1.6.7-pre0", false},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			semanticversion, err := NewSemanticVersion(tt.version)
+			if err != nil {
+				t.Errorf("Invalid semantic version: %s", semanticversion)
+				return
+			}
+			s := &SemanticVersion{
+				Version: semanticversion.Version,
+			}
+			if got := s.IsRelease(); got != tt.want {
+				t.Errorf("IsRelease() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}