diff --git a/src/ringct/rctTypes.cpp b/src/ringct/rctTypes.cpp
index 1526dcf7c..5650b3ba1 100644
--- a/src/ringct/rctTypes.cpp
+++ b/src/ringct/rctTypes.cpp
@@ -178,6 +178,7 @@ namespace rct {
             }
             while (i < 8 * (j + 1)) {
                 amountb2[i] = 0;
+                i++;
             }
         }
     }