diff --git a/manual/tracy.tex b/manual/tracy.tex
index ef13d1ff..018e70ad 100644
--- a/manual/tracy.tex
+++ b/manual/tracy.tex
@@ -2025,7 +2025,7 @@ Marking locks in the C API is done with the following macros:
 \item \texttt{TracyCLockCustomName(lock\_ctx, name, size)}
 \end{itemize}
 
-Additionally a lock context has to be defined next to the lock that they will be marking:
+Additionally a lock context has to be defined next to the lock that it will be marking:
 
 \begin{lstlisting}
 TracyCLockCtx tracy_lock_ctx;