diff --git a/libcxx/appveyor.yml b/libcxx/appveyor.yml
index f2b327dfebfc..4c9dbd4e4dad 100644
--- a/libcxx/appveyor.yml
+++ b/libcxx/appveyor.yml
@@ -43,7 +43,7 @@ build_script:
     -DCMAKE_C_COMPILER=clang-cl.exe -DCMAKE_CXX_COMPILER=clang-cl.exe
     "-DCMAKE_BUILD_TYPE=%configuration%"
     "-DLLVM_PATH=C:\projects\deps\llvm" -DLIBCXX_ENABLE_EXPERIMENTAL_LIBRARY=OFF
-    -DLLVM_LIT_ARGS="-sv --no-progress-bar --show-xfail --show-unsupported"
+    -DLLVM_LIT_ARGS="-sv --show-xfail --show-unsupported"
     %APPVEYOR_BUILD_FOLDER%
 
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