diff --git a/msvc/vs17/mpir-tests/mpn.logic/mpn.logic.vcxproj b/msvc/vs17/mpir-tests/mpn.logic/mpn.logic.vcxproj
index 0939d196..b620a43d 100644
--- a/msvc/vs17/mpir-tests/mpn.logic/mpn.logic.vcxproj
+++ b/msvc/vs17/mpir-tests/mpn.logic/mpn.logic.vcxproj
@@ -164,7 +164,7 @@ check_config $(Platform) $(Configuration) 17</Command>
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
-    <ClCompile Include="..\..\..\..\tests\mpn\logic.c" />
+    <ClCompile Include="..\..\..\..\tests\mpn\t-logic.c" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\add-test-lib\add-test-lib.vcxproj">
diff --git a/tests/mpn/logic.c b/tests/mpn/t-logic.c
similarity index 100%
rename from tests/mpn/logic.c
rename to tests/mpn/t-logic.c