diff --git a/cmd/admin-heal-ops.go b/cmd/admin-heal-ops.go
index 40091553f..a7257d34f 100644
--- a/cmd/admin-heal-ops.go
+++ b/cmd/admin-heal-ops.go
@@ -63,8 +63,8 @@ const (
 )
 
 var (
-	errHealIdleTimeout   = fmt.Errorf("healing results were not consumed for too long")
-	errHealStopSignalled = fmt.Errorf("heal stop signaled")
+	errHealIdleTimeout   = errors.New("healing results were not consumed for too long")
+	errHealStopSignalled = errors.New("heal stop signaled")
 
 	errFnHealFromAPIErr = func(ctx context.Context, err error) error {
 		apiErr := toAdminAPIErr(ctx, err)
diff --git a/cmd/httprange.go b/cmd/httprange.go
index 2e198d474..d6b51f72d 100644
--- a/cmd/httprange.go
+++ b/cmd/httprange.go
@@ -197,7 +197,7 @@ func (h *HTTPRangeSpec) ToHeader() (string, error) {
 	case h.Start > -1:
 		end = ""
 	default:
-		return "", fmt.Errorf("does not have valid range value")
+		return "", errors.New("does not have valid range value")
 	}
 	return fmt.Sprintf("bytes=%s-%s", start, end), nil
 }
diff --git a/cmd/tier.go b/cmd/tier.go
index 556699c75..48b545453 100644
--- a/cmd/tier.go
+++ b/cmd/tier.go
@@ -558,7 +558,7 @@ func loadTierConfig(ctx context.Context, objAPI ObjectLayer) (*TierConfigMgr, er
 	}
 
 	if len(data) <= 4 {
-		return nil, fmt.Errorf("tierConfigInit: no data")
+		return nil, errors.New("tierConfigInit: no data")
 	}
 
 	// Read header