diff --git a/libs/win32/spandsp/libspandsp.2017.vcxproj b/libs/win32/spandsp/libspandsp.2017.vcxproj
index ad6965a005..b840fe3e3b 100644
--- a/libs/win32/spandsp/libspandsp.2017.vcxproj
+++ b/libs/win32/spandsp/libspandsp.2017.vcxproj
@@ -480,6 +480,9 @@
       <Project>{329a6fa0-0fcc-4435-a950-e670aefa9838}</Project>
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
     </ProjectReference>
+    <ProjectReference Include="make_modem_godard_descriptor.2017.vcxproj">
+      <Project>{c8ea4ad3-3edd-4dd1-9d63-4be22585aa14}</Project>
+    </ProjectReference>
     <ProjectReference Include="make_t43_gray_code_tables.2017.vcxproj">
       <Project>{eddb8ab9-c53e-44c0-a620-0e86c2cbd5d5}</Project>
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
diff --git a/libs/win32/spandsp/make_v34_probe_signals.2017.vcxproj b/libs/win32/spandsp/make_v34_probe_signals.2017.vcxproj
index 258ec794cc..83990f229e 100644
--- a/libs/win32/spandsp/make_v34_probe_signals.2017.vcxproj
+++ b/libs/win32/spandsp/make_v34_probe_signals.2017.vcxproj
@@ -65,6 +65,11 @@
     <ClCompile Include="..\..\spandsp\src\g711.c" />
     <ClCompile Include="..\..\spandsp\src\alloc.c" />
   </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\libtiff\libtiff.2017.vcxproj">
+      <Project>{401a40cd-5db4-4e34-ac68-fa99e9fac014}</Project>
+    </ProjectReference>
+  </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>