diff --git a/package/ci/travis.yml b/package/ci/travis.yml
index fcdfcd5ef..ca4cb0e25 100644
--- a/package/ci/travis.yml
+++ b/package/ci/travis.yml
@@ -98,7 +98,9 @@ matrix:
     # PluginManager itself). The commit fixing it is from Jan 3 2018 and all
     # Xcode versions before Xcode 9.3 beta (released on Jan 24) are affected.
     # https://github.com/llvm-mirror/compiler-rt/commit/860d7953a6f36980f406bfbff76f3c00f15eed57
-    osx_image: xcode9.3beta
+    # Xcode 9.3 beta has broken git clone ("unknown protocol version 2") since
+    # Feb 16 2019, so using version 9.3 now.
+    osx_image: xcode9.3
     compiler: clang
     env:
     - JOBID=macos-gl