diff --git a/cpp/src/arrow/filesystem/azurefs_test.cc b/cpp/src/arrow/filesystem/azurefs_test.cc
index 4dff654f1ba53..e22e6125173f4 100644
--- a/cpp/src/arrow/filesystem/azurefs_test.cc
+++ b/cpp/src/arrow/filesystem/azurefs_test.cc
@@ -1010,7 +1010,7 @@ class TestAzureFileSystem : public ::testing::Test {
       FileSelector select;
       select.base_dir = dest_path;
       select.recursive = false;
-      // TODO(Arrow-40014):investigate why this can't be false here
+      // TODO(ARROW-40014): investigate why this can't be false here
       select.allow_not_found = true;
       ARROW_ASSIGN_OR_RAISE(auto dest_contents, the_fs->GetFileInfo(select));
       if (dest_contents.empty()) {