diff --git a/README.md b/README.md
index 78375ec..ac33a59 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ check [config.default.yml](config.default.yml) for references
     ```bash
     $ pip install -r requirements.txt
     ```
-4. Create config file using [config.default.yml](config.default.yml) and start     service with _albs_oval_errata_dif.py_ script
+4. Create config file using [config.default.yml](config.default.yml) and start     service with _albs_oval_errata_diff.py_ script
     ```bash
     $ python albs_oval_errata_diff.py config.yml
     2022-12-29 16:20:11,139 INFO start Trying to load diff file from disk