diff --git a/saco/game/patches.cpp b/saco/game/patches.cpp
index 644c653..8708264 100644
--- a/saco/game/patches.cpp
+++ b/saco/game/patches.cpp
@@ -49,8 +49,17 @@ void SetIPLs(int iIPLs, int iGtaVersion)
 			patch(0x156495A,bIPLs);
 			patch(0x156115C,bIPLs);
 		}
-		patch(0x40619B,bIPLs);
-		patch(0x405C3D,bIPLs);
+
+		// the last two are _patch spelled out, not a call to it
+		DWORD dwProtect[2];
+
+		VirtualProtect((PVOID)0x40619B,sizeof(bIPLs),PAGE_EXECUTE_READWRITE,&dwProtect[0]);
+		memcpy((PVOID)0x40619B,bIPLs,sizeof(bIPLs));
+		VirtualProtect((PVOID)0x40619B,sizeof(bIPLs),dwProtect[0],&dwProtect[1]);
+
+		VirtualProtect((PVOID)0x405C3D,sizeof(bIPLs),PAGE_EXECUTE_READWRITE,&dwProtect[0]);
+		memcpy((PVOID)0x405C3D,bIPLs,sizeof(bIPLs));
+		VirtualProtect((PVOID)0x405C3D,sizeof(bIPLs),dwProtect[0],&dwProtect[1]);
 	}
 }