diff --git a/src/pipeline.sh b/src/pipeline.sh
index 8db2282..0bb822b 100755
--- a/src/pipeline.sh
+++ b/src/pipeline.sh
@@ -216,12 +216,13 @@ main() (
 	fi
 
 	# Generate random string.
-	random="$(echo "${RANDOM}" | md5sum | head --bytes 8)"
+	random="$(echo "${RANDOM}" | md5sum | head --bytes 7)"
 
 	# Build runner request.
 	case "${pipeline}" in
 	newcommit)
-		rd_pipeline_sock_dir="${pipeline_sock_dir}/${pipeline}-${repo_hash}-${random}"
+		repo_id="$(echo "${repo_hash}" | head -c 7)"
+		rd_pipeline_sock_dir="${pipeline_sock_dir}/${pipeline}-${repo_id}-${random}"
 		runner_request="$(jq --null-input --compact-output \
 			--arg s "${rd_pipeline_sock_dir}/pipeline.sock" \
 			--arg n "${repo_name}" \