diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index ef9422951ad..de0b561c054 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -152,7 +152,8 @@ jobs:
         run: |
           cargo llvm-cov clean --workspace
           cargo llvm-cov nextest --no-report --test failpoints --features fail/failpoints --retries 2
-          CARGO_BUILD_JOBS=4 cargo llvm-cov nextest --no-report --all-features --retries 2
+          # increase stack size for test_all_with_s3_localstack_cli, see quickwit#4963
+          RUST_MIN_STACK=67108864 CARGO_BUILD_JOBS=4 cargo llvm-cov nextest --no-report --all-features --retries 2
           cargo llvm-cov report --lcov --output-path lcov.info
         working-directory: ./quickwit
 
diff --git a/quickwit/Makefile b/quickwit/Makefile
index 3d90351fc53..ec505e39557 100644
--- a/quickwit/Makefile
+++ b/quickwit/Makefile
@@ -29,6 +29,7 @@ test-all:
 	QW_S3_ENDPOINT=http://localhost:4566 \
 	QW_S3_FORCE_PATH_STYLE_ACCESS=1 \
 	QW_TEST_DATABASE_URL=postgres://quickwit-dev:quickwit-dev@localhost:5432/quickwit-metastore-dev \
+	RUST_MIN_STACK=67108864 \
 	cargo test --all-features
 	cargo test --test failpoints --features fail/failpoints