diff --git a/ZIP.md b/ZIP.md
index 747deec..efabdba 100644
--- a/ZIP.md
+++ b/ZIP.md
@@ -1,6 +1,6 @@
 # ZIP file support
 
-Koreader can read files stored/compressed in ZIP files. For example, a TXT file can be compressed and stored in a ZIP file to save space. There is an expected naming convention where the filename ends in .FORMAT.ZIP, for example for a compressed text (TXT) file the file should end in .txt.zip
+Koreader can read files stored/compressed in ZIP files. For example, a TXT file can be compressed and stored in a ZIP file to save space. There is an expected naming convention where the filename ends in .FORMAT.ZIP, for example for a compressed text (TXT) file the file should end in `.txt.zip`
 
 Koreader does not create zip files nor does it offer ZIP browsing support.