diff --git a/src/plugins/e-acsl/doc/refman/changes_modern.tex b/src/plugins/e-acsl/doc/refman/changes_modern.tex
index 4f0069fb4e7c0d7e473ef5906dc90906f4b35de0..9e419b0fc1d84c7e97754ddf782071981b44aea8 100644
--- a/src/plugins/e-acsl/doc/refman/changes_modern.tex
+++ b/src/plugins/e-acsl/doc/refman/changes_modern.tex
@@ -137,6 +137,8 @@ in \lstinline|\\at|}
 \item \changeinsection{reals}{support of rational numbers and operations}
 \item \changeinsection{fn-behavior}{remove abrupt clauses from the list of
   exceptions}
+\item \changeinsection{fn-behavior}{support of \lstinline|complete behaviors|
+  and \lstinline|disjoint behaviors|}
 \item \changeinsection{statement_contract}{remove abrupt clauses from the list
   of exceptions}
 \item \changeinsection{abrupt}{add grammar for abrupt termination}
diff --git a/src/plugins/e-acsl/doc/refman/fn_behavior.tex b/src/plugins/e-acsl/doc/refman/fn_behavior.tex
index cf6a3ebb9814ededf4a8f31d03341f3c099b2692..6db1b9dfa974cf8e773bb668896416f3de2f282f 100644
--- a/src/plugins/e-acsl/doc/refman/fn_behavior.tex
+++ b/src/plugins/e-acsl/doc/refman/fn_behavior.tex
@@ -1,7 +1,7 @@
 \begin{syntax}
   [ function-contract ] ::= requires-clause*
                             { decreases-clause? } simple-clause*
-                            named-behavior* { completeness-clause* }
+                            named-behavior* completeness-clause*
   \
   requires-clause ::= "requires" pred ";"
   \
@@ -24,6 +24,6 @@
   \
   assumes-clause ::= "assumes" pred ";"
   \
-  { completeness-clause } ::= { "complete" "behaviors" (id (","id)*)? ";" } ;
-     | { "disjoint" "behaviors" (id (","id)*)? ";" }
+  completeness-clause ::= "complete" "behaviors" (id (","id)*)? ";"
+                        | "disjoint" "behaviors" (id (","id)*)? ";"
 \end{syntax}
diff --git a/src/plugins/e-acsl/doc/refman/intro_modern.tex b/src/plugins/e-acsl/doc/refman/intro_modern.tex
index 869c0d0e427e8504a1638ab7d97df20c439366a4..ef546063d84e099f17b5c1c8c101bcc4931f2042 100644
--- a/src/plugins/e-acsl/doc/refman/intro_modern.tex
+++ b/src/plugins/e-acsl/doc/refman/intro_modern.tex
@@ -70,8 +70,7 @@ currently implemented into the \framac's \eacsl plug-in.
       & assigns \\
       & allocates \\
       & decreases \\
-      & abrupt termination \\
-      & complete and disjoint behaviors
+      & abrupt termination
       \\
       \hline
     \end{tabular}