1 files changed, 4 insertions, 0 deletions
diff --git a/src/balance.h b/src/balance.h
index 8f565e78..eec86576 100644
--- a/src/balance.h
+++ b/src/balance.h
@@ -311,6 +311,8 @@ public:
     return temp;
   }
 
+#ifdef INTEGER_MATH
+
   balance_t round() const {
     balance_t temp;
     foreach (const amounts_map::value_type& pair, amounts)
@@ -335,6 +337,8 @@ public:
     return *this;
   }
 
+#endif // INTEGER_MATH
+
   balance_t unround() const {
     balance_t temp;
     foreach (const amounts_map::value_type& pair, amounts)