diff --git a/main.lua b/main.lua
index 584a8f7..71bffa1 100644
--- a/main.lua
+++ b/main.lua
@@ -513,7 +513,7 @@ function PollNavTable()
             print("DEBUG: Corrected Heading = "..CorrectedHeading)
             if CorrectedHeading > 360 then
                 CorrectedHeading = CorrectedHeading - 360
-            else
+            elseif CorrectedHeading < 0 then
                 CorrectedHeading = CorrectedHeading + 360
             end