diff --git a/assets/sprites/npc/lumberjack.png b/assets/sprites/npc/lumberjack.png
new file mode 100644
index 0000000..e7c25e9
Binary files /dev/null and b/assets/sprites/npc/lumberjack.png differ
diff --git a/lib/gamacon b/lib/gamacon
index 7577a73..956ff64 160000
--- a/lib/gamacon
+++ b/lib/gamacon
@@ -1 +1 @@
-Subproject commit 7577a7342880f72d8755ec92ea5bd66f6ebc235e
+Subproject commit 956ff64646f6a92fddc22a169db935ca99b8b808
diff --git a/prefabs/combat.gcprefab b/prefabs/combat.gcprefab
index 3201f44..b288321 100644
--- a/prefabs/combat.gcprefab
+++ b/prefabs/combat.gcprefab
@@ -53,7 +53,7 @@
 
         <gc_entity id="50">
             <transform_component>
-                <Size x="100" y="100 />
+                <Size x="100" y="100" />
             </transform_component>
             <map_linker x="0" y="0" />
             <player_component />
diff --git a/src/npc/lumberjack.c b/src/npc/lumberjack.c
new file mode 100644
index 0000000..65066e6
--- /dev/null
+++ b/src/npc/lumberjack.c
@@ -0,0 +1,25 @@
+/*
+** EPITECH PROJECT, 2020
+** my_rpg	
+** File description:
+** lumberjack.c
+*/
+
+#include <components/player_component.h>
+#include <components/dialog_holder.h>
+#include "engine.h"
+
+bool lumberjack_yes(gc_engine *engine, gc_entity *entity, \
+gc_vector2 pos, enum gc_mousekeys key)
+{
+    gc_entity *player = engine->scene->get_entity(engine->scene, 50);
+    struct dialog_holder *dialog = dialog_get_current(engine);
+    struct player_component *inv;
+
+    if (!player)
+        return (false);
+    inv = GETCMP(player, player_component);
+    inv->inventory_upgrades[3] = true;
+//    dialog->
+    return (true);
+}
\ No newline at end of file