diff --git a/src/helpers.cpp b/src/helpers.cpp
index a86cef399..4eaac6eb5 100644
--- a/src/helpers.cpp
+++ b/src/helpers.cpp
@@ -358,7 +358,11 @@ uint16_t Helpers::atoint(const char * value) {
 // rounds a number to 2 decimal places
 // example: round2(3.14159) -> 3.14
 double Helpers::round2(double value, const uint8_t divider) {
-    return (int)((value / divider) * 100 + 0.5) / 100.0;
+    if (value >= 0) {
+        return (int)(value * 100 + 0.5) / 100.0;
+    } else {
+        return (int)(value * 100 - 0.5) / 100.0;
+    }
 }
 
 // abs of a signed 32-bit integer