diff --git a/README.md b/README.md
index cad1887c99f2df6c0a2a992a434bd911858f06e1..d8914d97c6531de353817a676d785048ab921848 100644
--- a/README.md
+++ b/README.md
@@ -133,5 +133,5 @@ Instructions on how to perform compression without headers can be found [here](h
     `diff compressed/data2_upmodel.dat decompressed/test_data2_upmodel.dat`
 
 [1]: <https://gitlab.phaidra.org/loidoltd15/cmp_tool/-/issues> "issues"
-[2]: <mailto:dominik.loidolt@univie.ac.at?subject=%5BIssue%5D%20Cmd_Tool> "email"
+[2]: <mailto:dominik.loidolt@univie.ac.at?subject=%5BIssue%5D%20cmp_tool> "email"
 [3]: <https://gitlab.phaidra.org/loidoltd15/cmp_tool/-/releases> "release"
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