diff --git a/03-mpi-api/03-mpi-api.tex b/03-mpi-api/03-mpi-api.tex
index d4ee43b..ad00a4a 100644
--- a/03-mpi-api/03-mpi-api.tex
+++ b/03-mpi-api/03-mpi-api.tex
@@ -267,7 +267,7 @@ \section{Collective operations}
   {\footnotesize Source: \href{https://pdc-support.github.io/introduction-to-mpi/07-collective/index.html}{https://pdc-support.github.io/introduction-to-mpi/07-collective/index.html}}
 \end{frame}
 
-\begin{frame}{Reduction}
+\begin{frame}{Reduction (\texttt{MPI\_Reduce})}
   Perform a global reduction operation (e.g., sum, max) across all processes. Calculate the total sum of values distributed across processes.
 
   Can be seen as the opposite operation to broadcast.