diff --git a/CMakeLists.txt b/CMakeLists.txt
index e0fae0c..b35e62f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.5)
 include(cmake/color.cmake)
 
-set(BLT_VERSION 0.16.1)
+set(BLT_VERSION 0.16.2)
 set(BLT_TEST_VERSION 0.0.1)
 
 set(BLT_TARGET BLT)
diff --git a/include/blt/math/fixed_point.h b/include/blt/math/fixed_point.h
index 5961f1b..e409d0c 100644
--- a/include/blt/math/fixed_point.h
+++ b/include/blt/math/fixed_point.h
@@ -62,15 +62,15 @@ namespace blt
             
             BLT_ATTRIB_NO_INLINE friend fp64 operator*(fp64 left, fp64 right)
             {
-                auto lhs = static_cast<__int128>(left.v);
-                auto rhs = static_cast<__int128>(right.v);
+                auto lhs = static_cast<unsigned __int128>(left.v);
+                auto rhs = static_cast<unsigned __int128>(right.v);
                 return fp64(static_cast<u64>((lhs * rhs) >> 32));
             }
             
             BLT_ATTRIB_NO_INLINE friend fp64 operator/(fp64 left, fp64 right)
             {
-                auto lhs = static_cast<__int128>(left.v);
-                auto rhs = static_cast<__int128>(right.v);
+                auto lhs = static_cast<unsigned __int128>(left.v);
+                auto rhs = static_cast<unsigned __int128>(right.v);
                 return fp64(static_cast<u64>((lhs / rhs) << 32));
             }