diff --git a/libs/srtp/libsrtp.2010.vcxproj b/libs/srtp/libsrtp.2010.vcxproj
index 06d304b9bf..3440c53820 100644
--- a/libs/srtp/libsrtp.2010.vcxproj
+++ b/libs/srtp/libsrtp.2010.vcxproj
@@ -421,6 +421,11 @@
   <ItemGroup>
     <None Include="srtp.def" />
   </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\win32\openssl\openssl.2010.vcxproj">
+      <Project>{25bd39b1-c8bf-4676-a738-9cabd9c6bc79}</Project>
+    </ProjectReference>
+  </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
diff --git a/libs/srtp/libsrtp.2012.vcxproj b/libs/srtp/libsrtp.2012.vcxproj
index 0d321c9e46..a7ceca487a 100644
--- a/libs/srtp/libsrtp.2012.vcxproj
+++ b/libs/srtp/libsrtp.2012.vcxproj
@@ -429,6 +429,11 @@
   <ItemGroup>
     <None Include="srtp.def" />
   </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\win32\openssl\openssl.2012.vcxproj">
+      <Project>{25bd39b1-c8bf-4676-a738-9cabd9c6bc79}</Project>
+    </ProjectReference>
+  </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>