diff --git a/mp/src/game/shared/gamemovement.cpp b/mp/src/game/shared/gamemovement.cpp
index 76e4f22f..fa88bfbf 100644
--- a/mp/src/game/shared/gamemovement.cpp
+++ b/mp/src/game/shared/gamemovement.cpp
@@ -62,7 +62,7 @@ ConVar debug_latch_reset_onduck( "debug_latch_reset_onduck", "1", FCVAR_CHEAT );
 #endif
 
 // [MD] I'll remove this eventually. For now, I want the ability to A/B the optimizations.
-bool g_bMovementOptimizations = true;
+bool g_bMovementOptimizations = false; //switched to false to fix prediction errors
 
 // Roughly how often we want to update the info about the ground surface we're on.
 // We don't need to do this very often.