diff --git a/rpcs3/Emu/RSX/D3D12/D3D12.h b/rpcs3/Emu/RSX/D3D12/D3D12.h
index bf93a190cc..346dfb7ea7 100644
--- a/rpcs3/Emu/RSX/D3D12/D3D12.h
+++ b/rpcs3/Emu/RSX/D3D12/D3D12.h
@@ -19,7 +19,7 @@ size_t powerOf2Align(size_t unalignedVal, size_t powerOf2)
 {
 	// check that powerOf2 is power of 2
 	assert(!(powerOf2 & (powerOf2 - 1)));
-	return (unalignedVal + powerOf2 - 1) & ~powerOf2;
+	return (unalignedVal + powerOf2 - 1) & ~(powerOf2 - 1);
 }
 
 /**