diff --git a/indra/cmake/Copy3rdPartyLibs.cmake b/indra/cmake/Copy3rdPartyLibs.cmake
index dea36323f0fe30a3100803fb276b78489f09b3fd..09a97fc03e979b17bc68553aad0515f5c3c9d82a 100644
--- a/indra/cmake/Copy3rdPartyLibs.cmake
+++ b/indra/cmake/Copy3rdPartyLibs.cmake
@@ -23,8 +23,8 @@ if(WINDOWS)
         )
     if (ADDRESS_SIZE EQUAL 64)
         list(APPEND vivox_files
-            vivoxsdk_64.dll
-            ortp_64.dll
+            vivoxsdk_x64.dll
+            ortp_x64.dll
             )
     else (ADDRESS_SIZE EQUAL 64)
         list(APPEND vivox_files
diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index 9424cbe3500b6a416dd8985cd35547670824d05f..6b16713add2c4e259ef9da6cc34baf208ca96b25 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -1771,8 +1771,8 @@ if (WINDOWS)
 
     if (ADDRESS_SIZE EQUAL 64)
         list(APPEND COPY_INPUT_DEPENDENCIES
-            ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR}/vivoxsdk_64.dll
-            ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR}/ortp_64.dll
+            ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR}/vivoxsdk_x64.dll
+            ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR}/ortp_x64.dll
             )
     else (ADDRESS_SIZE EQUAL 64)
         list(APPEND COPY_INPUT_DEPENDENCIES