diff --git a/icmp/multipart.go b/icmp/multipart.go
index 7f88a4d..5f36675 100644
--- a/icmp/multipart.go
+++ b/icmp/multipart.go
@@ -43,7 +43,7 @@
 			return 128
 		}
 		r := len(b)
-		return (r + align - 1) & ^(align - 1)
+		return (r + align - 1) &^ (align - 1)
 	}
 	switch proto {
 	case iana.ProtocolICMP:
diff --git a/internal/socket/sys.go b/internal/socket/sys.go
index 4f0eead..ee492ba 100644
--- a/internal/socket/sys.go
+++ b/internal/socket/sys.go
@@ -29,5 +29,5 @@
 }
 
 func roundup(l int) int {
-	return (l + kernelAlign - 1) & ^(kernelAlign - 1)
+	return (l + kernelAlign - 1) &^ (kernelAlign - 1)
 }
diff --git a/route/sys.go b/route/sys.go
index 3d0ee9b..13933f9 100644
--- a/route/sys.go
+++ b/route/sys.go
@@ -29,7 +29,7 @@
 	if l == 0 {
 		return kernelAlign
 	}
-	return (l + kernelAlign - 1) & ^(kernelAlign - 1)
+	return (l + kernelAlign - 1) &^ (kernelAlign - 1)
 }
 
 type wireFormat struct {