diff --git a/pdev b/pdev
index afbc1f4..40b779f 100755
--- a/pdev
+++ b/pdev
@@ -96,11 +96,28 @@ Vous allez créer la nouvelle feature branch ${COULEUR_VERTE}$feature${COULEUR_N
 fi
 
 feature="$1"
-[ -n "$feature" ] || feature="$branch"
-is_feature_branch "$feature" || exit 0
-git_is_branch "$feature" || die "$feature: branche invalide"
+if [ -n "$feature" ]; then
+    is_feature_branch "$feature" || die "$feature: ce n'est pas une feature branch"
+    git_have_branch "$feature" || die "$feature: branche invalide"
+elif is_feature_branch "$branch"; then
+    feature="$branch"
+fi
 
 if [ "$action" == merge ]; then
+    if [ -z "$feature" ]; then
+        setx -a branches=list_feature_branches
+        if [ ${#branches[*]} -eq 0 ]; then
+            die "Aucune feature branch n'a été trouvée"
+        elif [ ${#branches[*]} -eq 1 ]; then
+            feature="${branches[0]}"
+            estepn "Autosélection de $feature"
+        else
+            simple_menu feature branches -d "$branch" \
+                -t "Choix de la feature branch" \
+                -m "Veuillez choisir la branche"
+        fi
+    fi
+
     estepn "\
 Intégration de la feature branch ${COULEUR_VERTE}$feature${COULEUR_NORMALE}
 dans la branche de destination ${COULEUR_BLEUE}develop${COULEUR_NORMALE}"
@@ -118,8 +135,10 @@ dans la branche de destination ${COULEUR_BLEUE}develop${COULEUR_NORMALE}"
     fi
 
 elif [ "$action" == log ]; then
-    git log develop.."$branch"
+    [ -z "$feature" ] && exit 0
+    git log develop.."$feature"
 
 elif [ "$action" == diff ]; then
-    git diff develop..."$branch"
+    [ -z "$feature" ] && exit 0
+    git diff develop..."$feature"
 fi