diff --git a/servers/physics/collision_solver_sat.cpp b/servers/physics/collision_solver_sat.cpp
index 44b7c9ac34c..8f2b147460b 100644
--- a/servers/physics/collision_solver_sat.cpp
+++ b/servers/physics/collision_solver_sat.cpp
@@ -348,7 +348,9 @@ public:
 
 		//use the smallest depth
 
-		min_B = -min_B;
+		if (min_B < 0.0) { // could be +0.0, we don't want it to become -0.0
+			min_B = -min_B;
+		}
 
 		if (max_B < min_B) {
 			if (max_B < best_depth) {