diff --git a/kokoro/linux-clang-release-bazel/build.sh b/kokoro/linux-clang-release-bazel/build.sh
index f73162f6..190e3d70 100644
--- a/kokoro/linux-clang-release-bazel/build.sh
+++ b/kokoro/linux-clang-release-bazel/build.sh
@@ -56,5 +56,5 @@ echo $(date): Build everything...
 echo $(date): Build completed.
 
 echo $(date): Starting bazel test...
-./bazel-0.29.1-linux-x86_64 test :all
+./bazel-0.29.1-linux-x86_64 test :all --test_output=all
 echo $(date): Bazel test completed.
diff --git a/kokoro/macos-clang-release-bazel/build.sh b/kokoro/macos-clang-release-bazel/build.sh
index cc51fadf..8f1b2516 100644
--- a/kokoro/macos-clang-release-bazel/build.sh
+++ b/kokoro/macos-clang-release-bazel/build.sh
@@ -56,5 +56,5 @@ echo $(date): Build everything...
 echo $(date): Build completed.
 
 echo $(date): Starting bazel test...
-./bazel-0.29.1-darwin-x86_64 test :all
+./bazel-0.29.1-darwin-x86_64 test :all --test_output=all
 echo $(date): Bazel test completed.
diff --git a/kokoro/windows-msvc-2015-release-bazel/build.bat b/kokoro/windows-msvc-2015-release-bazel/build.bat
index 1a1557c9..fb2009b1 100644
--- a/kokoro/windows-msvc-2015-release-bazel/build.bat
+++ b/kokoro/windows-msvc-2015-release-bazel/build.bat
@@ -67,7 +67,7 @@ echo "Build Completed %DATE% %TIME%"
 :: Run the tests
 :: ##############
 echo "Running Tests... %DATE% %TIME%"
-bazel.exe test :all
+bazel.exe test :all --test_output=all
 if %ERRORLEVEL% NEQ 0 exit /b %ERRORLEVEL%
 echo "Tests Completed %DATE% %TIME%"