diff --git a/README.md b/README.md
index 4cd9ab3..0fc01b3 100644
--- a/README.md
+++ b/README.md
@@ -86,8 +86,7 @@ The most commonly useful options (`wikiq --help` describes them all):
 - `-RP REGEX -RPl LABEL` searches revision text for a regular expression
   and reports the matches in a column named by the label; repeat the
   pair for multiple patterns. `-CP`/`-CPl` do the same for edit
-  summaries. Adding `-RPc` or `-CPc` reports the number of matches
-  instead of the matched text.
+  summaries.
 - `--resume` continues an interrupted run from the last complete line of
   an existing JSONL output file. Combined with `--time-limit HOURS`,
   this supports processing very large dumps in bounded chunks.
diff --git a/runtest.sh b/runtest.sh
index 3f38038..7b574e3 100755
--- a/runtest.sh
+++ b/runtest.sh
@@ -1,2 +1,6 @@
 #!/usr/bin/env bash
-uv run pytest test/test_wiki_diff_matcher.py --capture=tee-sys
+# Run the test suite from the repository root, which some tests require
+# because they open fixture files by relative path.
+set -euo pipefail
+cd "$(dirname "$0")"
+exec python -m pytest test/ "$@"