1 files changed, 1 insertions, 2 deletions

diff --git a/src/zneg.c b/src/zneg.c
index a22d58c..b21618c 100644
--- a/src/zneg.c
+++ b/src/zneg.c
@@ -5,7 +5,6 @@
 void
 zneg(z_t a, z_t b)
 {
-	if (a != b)
-		zset(a, b);
+	SET(a, b);
 	SET_SIGNUM(a, -zsignum(a));
 }