diff --git a/README.md b/README.md
index 22d5c9c..cf7dd15 100644
--- a/README.md
+++ b/README.md
@@ -229,7 +229,7 @@ sorting) still work with such BAM records; tools that read CIGAR will
 effectively ignore these records. It has been decided that future tools will
 will seamlessly recognize long-cigar records generated by option `-L`.
 
-**TD;DR**: if you work with ultra-long reads and use tools that only process
+**TL;DR**: if you work with ultra-long reads and use tools that only process
 BAM files, please add option `-L`.
 
 #### <a name="cs"></a>The cs optional tag