diff --git a/native/dgecon.go b/native/dgecon.go
index 81fb5ff..2d9e415 100644
--- a/native/dgecon.go
+++ b/native/dgecon.go
@@ -32,9 +32,9 @@ func (impl Implementation) Dgecon(norm lapack.MatrixNorm, n int, a []float64, ld
 	}
 
 	if n == 0 {
-		return 0
-	} else if anorm == 0 {
 		return 1
+	} else if anorm == 0 {
+		return 0
 	}
 
 	bi := blas64.Implementation()