diff --git a/RiptideNetworking/RiptideNetworking/Message.cs b/RiptideNetworking/RiptideNetworking/Message.cs
index 29b7954a..41330bb0 100644
--- a/RiptideNetworking/RiptideNetworking/Message.cs
+++ b/RiptideNetworking/RiptideNetworking/Message.cs
@@ -939,7 +939,7 @@ public Message AddShorts(short[] array, bool includeLength = true)
 
             for (int i = 0; i < array.Length; i++)
             {
-                Converter.ShortToBits(array[i], data, readBit);
+                Converter.ShortToBits(array[i], data, writeBit);
                 writeBit += sizeof(short) * BitsPerByte;
             }
 
@@ -960,7 +960,7 @@ public Message AddUShorts(ushort[] array, bool includeLength = true)
 
             for (int i = 0; i < array.Length; i++)
             {
-                Converter.UShortToBits(array[i], data, readBit);
+                Converter.UShortToBits(array[i], data, writeBit);
                 writeBit += sizeof(ushort) * BitsPerByte;
             }