diff --git a/ci/scripts/run-e2e-test.sh b/ci/scripts/run-e2e-test.sh
index b3956998bd0e9..a8601fbb0ebef 100755
--- a/ci/scripts/run-e2e-test.sh
+++ b/ci/scripts/run-e2e-test.sh
@@ -136,7 +136,6 @@ sqllogictest -p 4566 -d dev './e2e_test/udf/external_udf.slt'
 pkill java
 
 echo "--- e2e, $mode, embedded udf"
-python3 -m pip install --break-system-packages flask waitress
 sqllogictest -p 4566 -d dev './e2e_test/udf/wasm_udf.slt'
 sqllogictest -p 4566 -d dev './e2e_test/udf/rust_udf.slt'
 sqllogictest -p 4566 -d dev './e2e_test/udf/js_udf.slt'