diff --git a/COURS/PLSQL.tex b/COURS/PLSQL.tex
index b12a21d..9b311fb 100644
--- a/COURS/PLSQL.tex
+++ b/COURS/PLSQL.tex
@@ -324,17 +324,17 @@ Figure~\ref{fig:plsql1}.
 \begin{tikzpicture}
 \node[draw] (a) at  (0,1)  {\begin{minipage}[h][2cm][t]{5cm} 
 Fichier de commandes SQL\\
-~\quad  SELECT ...\\
-~\quad  UPDATE ...\\
-~\quad  UPDATE ...\\
+~\quad  \code{SELECT} ...\\
+~\quad  \code{UPDATE} ...\\
+~\quad  \code{UPDATE} ...\\
   \end{minipage}
 };
 
-\draw[thick,-latex] (2.75,1.75) -- (7.75,1.75) node[midway,above] {SELECT ...};
+\draw[thick,-latex] (2.75,1.75) -- (7.75,1.75) node[midway,above] {\code{SELECT} ...};
 
-\draw[thick,-latex] (2.75,1) -- (7.75,1) node[midway,above] {UPDATE ...};
+\draw[thick,-latex] (2.75,1) -- (7.75,1) node[midway,above] {\code{UPDATE} ...};
 
-\draw[thick,-latex] (2.75,.25) -- (7.75,.25) node[midway,above] {UPDATE ...};
+\draw[thick,-latex] (2.75,.25) -- (7.75,.25) node[midway,above] {\code{UPDATE} ...};
 
 \node[draw] (b) at (10,1) {
 \begin{minipage}[h][2cm][t]{4cm} 
@@ -360,24 +360,24 @@ Figure~\ref{fig:plsql2}.
 \begin{tikzpicture}
 \node[draw] (a) at  (0,1)  {\begin{minipage}[h][3.25cm][t]{5cm} 
 Bloc PL/SQL\\
-Begin \\
-~~~~~~SELECT ...\\
-~\quad  If ... then\\
-~\quad UPDATE ...\\
-~\quad UPDATE ...\\
-~\quad End;\\
+\code{BEGIN} \\
+~~~~~~\code{SELECT} ...\\
+~\quad  \code{IF} ... \code{THEN}\\
+~\quad \code{UPDATE} ...\\
+~\quad \code{UPDATE} ...\\
+~\quad \code{END;}\\
   \end{minipage}
 };
 
 
 \draw[thick,-latex] (2.75,1) -- (7.75,1) node[midway,above] {
   \begin{minipage}[h][1.22cm][t]{3cm}
-    begin \\
-    SELECT ...\\
-~\quad  If ... then\\
-~\quad UPDATE ...\\
-~\quad UPDATE ...\\
-~\quad End;\\
+\code{BEGIN} \\
+~~~~~~\code{SELECT} ...\\
+~\quad  \code{IF} ... \code{THEN}\\
+~\quad \code{UPDATE} ...\\
+~\quad \code{UPDATE} ...\\
+~\quad \code{END;}\\
   \end{minipage}
 };