diff --git a/lectures/L05-slides.tex b/lectures/L05-slides.tex
index c55854a..3586d6c 100644
--- a/lectures/L05-slides.tex
+++ b/lectures/L05-slides.tex
@@ -74,7 +74,7 @@
 
 
 \begin{frame}
-\frametitle{Sring Operations}
+\frametitle{String Operations}
 
 Some functions familiar from C-like languages exist:\\
 \quad  \texttt{UPPER()}, \texttt{LOWER()}, \texttt{TRIM()}, et cetera.