diff --git a/TrackedObject.cpp b/TrackedObject.cpp
index 5b46635..b27e378 100644
--- a/TrackedObject.cpp
+++ b/TrackedObject.cpp
@@ -30,7 +30,7 @@ bool InterestingThing::IsTheSameAs(InterestingThing *otherObj) {
   float equalDistance = equalityDistance;
   float equalAngle = equalityAngle;
   if (otherObj->type == 0x80 || otherObj->id == 0x80) {
-    equalDistance = 0.1;
+    equalDistance = 0.1f;
     equalAngle = 10;
   }
   // printf(" %d %f (%f %f) is same as %f (%f %f)\n", otherObj->type,