diff --git a/syntaxique/lang.y b/syntaxique/lang.y
index b7ff205..23420aa 100644
--- a/syntaxique/lang.y
+++ b/syntaxique/lang.y
@@ -157,12 +157,12 @@ stmt* make_stmt (int type, var *var, expr *expr,
 
 %left OR XOR
 %left AND
-%right NOT
 %left EQUIV
-%left PLUS
-%left TIMES
 %left EQUALS
 %left LT
+%left PLUS
+%left TIMES
+%right NOT
 
 %%