diff --git a/plugins/zzogl-pg/opengl/ZZClut.cpp b/plugins/zzogl-pg/opengl/ZZClut.cpp
index fba1afc65e..1907c52c6d 100644
--- a/plugins/zzogl-pg/opengl/ZZClut.cpp
+++ b/plugins/zzogl-pg/opengl/ZZClut.cpp
@@ -392,7 +392,7 @@ __forceinline void GSMem_to_ClutBuffer__T32_I4_CSM1_c(u32* vm, u32 csa)
 					dst += 2;
 
 					// check for wrapping
-					if (((u32)dst & 0x3ff) == 0) dst = GetClutBufferAddress<u16>(16);
+					if (((uptr)dst & 0x3ff) == 0) dst = GetClutBufferAddress<u16>(16);
 				}
 				break;
 			}
@@ -408,7 +408,7 @@ __forceinline void GSMem_to_ClutBuffer__T32_I4_CSM1_c(u32* vm, u32 csa)
 					dst += 2;
 
 					// check for wrapping
-					if (((u32)dst & 0x3ff) == 0) dst = GetClutBufferAddress<u16>(16);
+					if (((uptr)dst & 0x3ff) == 0) dst = GetClutBufferAddress<u16>(16);
 				}
 				break;
 			}