diff --git a/src/algorithms/math/bits/countSetBits.js b/src/algorithms/math/bits/countSetBits.js
index 63839d4e..6e24eebf 100644
--- a/src/algorithms/math/bits/countSetBits.js
+++ b/src/algorithms/math/bits/countSetBits.js
@@ -11,7 +11,7 @@ export default function countSetBits(originalNumber) {
     setBitsCount += number & 1;
 
     // Shift number right by one bit to investigate other bits.
-    number >>>= 1;
+    number >>= 1;
   }
 
   return setBitsCount;