diff --git a/crypt4gh.tex b/crypt4gh.tex
index 8d40a7ee8..0655a906d 100644
--- a/crypt4gh.tex
+++ b/crypt4gh.tex
@@ -271,7 +271,7 @@ \subsection{File Structure}
 \draw (header packet.four split south) to (data encryption packet.north west);
 \draw (header packet.five split south) to (data encryption packet.north east);
 \node (data encryption packet notes) at (data encryption packet -| file notes) [notes] {
-  \textbf{Data Encyption Packet (plain-text)} \\
+  \textbf{Data Encryption Packet (plain-text)} \\
   Stores $K_{data}$
 };