diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index b47ce4ac02c..b3216a3daba 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -287,10 +287,8 @@ repos:
           ?^cpp/build-support/.*\.sh$|
           ?^cpp/examples/minimal_build/run\.sh$|
           ?^cpp/examples/tutorial_examples/run\.sh$|
-          ?^cpp/src/arrow/flight/sql/odbc/install/mac/postinstall$|
-          ?^cpp/src/arrow/flight/sql/odbc/install/unix/install_odbc\.sh$|
-          ?^cpp/src/arrow/flight/sql/odbc/install/unix/install_odbc_ini\.sh$|
-          ?^cpp/src/arrow/flight/sql/odbc/tests/dremio/set_up_dremio_instance\.sh$|
+          ?^cpp/src/arrow/flight/.*\.sh$|
+          ?^cpp/thirdparty/download_dependencies\.sh$|
           ?^dev/release/05-binary-upload\.sh$|
           ?^dev/release/07-flightsqlodbc-upload\.sh$|
           ?^dev/release/08-publish-gh-release\.sh$|
diff --git a/cpp/thirdparty/download_dependencies.sh b/cpp/thirdparty/download_dependencies.sh
index de6c5b5b88b..e55666beaef 100755
--- a/cpp/thirdparty/download_dependencies.sh
+++ b/cpp/thirdparty/download_dependencies.sh
@@ -48,7 +48,7 @@ main() {
   mkdir -p "${DESTDIR}"
 
   # Load `DEPENDENCIES` variable.
-  source ${SOURCE_DIR}/versions.txt
+  source "${SOURCE_DIR}/versions.txt"
 
   echo "# Environment variables for offline Arrow build"
   for ((i = 0; i < ${#DEPENDENCIES[@]}; i++)); do