diff --git a/source/preprocessor.tex b/source/preprocessor.tex
index 0d50198e26..23944f5bc4 100644
--- a/source/preprocessor.tex
+++ b/source/preprocessor.tex
@@ -1215,7 +1215,7 @@
   macros contained therein have been expanded. The argument's
   preprocessing tokens are completely macro replaced before
   being substituted as if they formed the rest of the preprocessing
-  tranlation unit with no other preprocessing tokens being available.
+  translation unit with no other preprocessing tokens being available.
 \end{itemize}
 \begin{example}
 \begin{codeblock}