diff --git a/76.md b/76.md
index 408cb313..10f7cd4d 100644
--- a/76.md
+++ b/76.md
@@ -61,11 +61,13 @@ class BloomFilter(size: Int, rounds: Int, buffer: ByteArray) {
         return true
     }
 
-    fun encode() = size + ":" + rounds + ":" + base64Enc(bits.toByteArray()) // base64 might include extra 0 bits to fill the last byte
+    fun encode() {
+        return size + ":" + rounds + ":" + base64Encode(bits.toByteArray()) 
+    }
     
     fun decode(str: String): BloomFilter {
         val parts = str.split(":")
-        return BloomFilter(parts[0].toInt(), parts[1].toInt(), base64Decode(bits.toByteArray()))
+        return BloomFilter(parts[0].toInt(), parts[1].toInt(), base64Decode(parts[2]))
     }
 }
 ```