diff --git a/.github/workflows/prestocpp-linux-build-and-unit-test.yml b/.github/workflows/prestocpp-linux-build-and-unit-test.yml
index a3770fb1a8df5..91fee13f47851 100644
--- a/.github/workflows/prestocpp-linux-build-and-unit-test.yml
+++ b/.github/workflows/prestocpp-linux-build-and-unit-test.yml
@@ -235,6 +235,9 @@ jobs:
             export TESTCLASSES="${TESTCLASSES},$test_class"
           done
           export TESTCLASSES=${TESTCLASSES#,}
+          # Override the possible test classes with test classes known to pass from the previous CI.
+          # A number of newly added tests are flaky and are disabled.
+          export TESTCLASSES=TestPrestoSparkExpressionCompiler,TestPrestoSparkNativeJoinQueries,TestPrestoSparkSqlFunctions,TestPrestoSparkNativeTpchQueries,TestPrestoSparkNativeArrayFunctionQueries,TestPrestoSparkNativeGeneralQueries
           echo "TESTCLASSES = $TESTCLASSES"
           mvn test \
             ${MAVEN_TEST} \