Fixed typo

README.md

@@ -63,6 +63,6 @@ The Analysis Web is then available at [http://127.0.0.1:80](http://127.0.0.1:80)
 In case the analytic API is extended with new endpoints, follow these steps to provide UI support:
 
 1. Add a function for making a request to the new endpoint in `client/src/api/analysis-api.js`.
-2. Extend query type in `/client/src/components/visualization/graph/side-panel/query/fetch/query-types.ts` with an appropriate constant.
+2. Extend query type in `client/src/components/visualization/graph/side-panel/query/fetch/query-types.ts` with an appropriate constant.
 3. Create a form component in `client/src/components/visualization/graph/side-panel/query/fetch/form` if any input for the API is necessary.
 4. Create an entry in `client/src/components/visualization/graph/side-panel/query/fetch/query-options.js` for the new query.