diff --git a/slides/chapter-12.en.md b/slides/chapter-12.en.md
index bb4d507..2f4bbbb 100644
--- a/slides/chapter-12.en.md
+++ b/slides/chapter-12.en.md
@@ -98,12 +98,14 @@ The entire table
 @content
 ``` {.hljs .lang-tex}
 \begin{table}[h]
-	\begin{tabular}{lrcl} \toprule
+	\begin{tabular}{lrcl}
+                \toprule
 		Language & Author            & Year & Version \\
-		\midrule C++      & Bjarne Stroustrup & 1985 & C++ 17   \\
+		\midrule 
+                C++      & Bjarne Stroustrup & 1985 & C++ 17  \\
 		Java     & James Gosling     & 1998 & 13      \\
 		Python   & Guido van Rossum  & 1991 & 3.8.0   \\
-    	\bottomrule
+    	        \bottomrule
 	\end{tabular}
 	\caption{Well-known programming languages}
 \end{table}