diff --git a/math/math.go b/math/math.go
index 38811e1..72b8887 100644
--- a/math/math.go
+++ b/math/math.go
@@ -4,7 +4,7 @@ func Sum(a, b int) int {
 	return a + b
 }
 
-// Deprecate: use MulFloat
+// Deprecated: use MulFloat
 func Mul(a, b int) int {
 	return a * b
 }