diff --git a/test b/test
index a59c922e2a..f8d76c56bc 100755
--- a/test
+++ b/test
@@ -47,7 +47,8 @@ fi
 
 fail=0
 
-TESTDIRS=( $(git ls-files -- '*_test.go' | grep -vE '^(vendor|prog|experimental)/' | xargs -n1 dirname  | sort -u) )
+# NB: Relies on paths being prefixed with './'.
+TESTDIRS=( $(git ls-files -- '*_test.go' | grep -vE '^(vendor|prog|experimental)/' | xargs -n1 dirname  | sort -u | sed -e 's|^|./|') )
 
 # If running on circle, use the scheduler to work out what tests to run on what shard
 if [ -n "$CIRCLECI" ] && [ -z "$NO_SCHEDULER" ] && [ -x "$DIR/sched" ]; then