diff --git a/src/easymesh/easymeshrender.h b/src/easymesh/easymeshrender.h
index 97b2d220..8f92017d 100644
--- a/src/easymesh/easymeshrender.h
+++ b/src/easymesh/easymeshrender.h
@@ -1,8 +1,8 @@
 //
 //  Lol Engine
 //
-//  Copyright © 2009—2013 Benjamin “Touky” Huet <huet.benjamin@gmail.com>
-//            © 2010—2019 Sam Hocevar <sam@hocevar.net>
+//  Copyright © 2010—2020 Sam Hocevar <sam@hocevar.net>
+//            © 2009—2013 Benjamin “Touky” Huet <huet.benjamin@gmail.com>
 //            © 2009—2013 Cédric Lecacheur <jordx@free.fr>
 //
 //  Lol Engine is free software. It comes without any warranty, to
diff --git a/src/engine/tickable.cpp b/src/engine/tickable.cpp
index 049c03fb..b9726788 100644
--- a/src/engine/tickable.cpp
+++ b/src/engine/tickable.cpp
@@ -39,10 +39,13 @@ void tickable::fini()
 
 void tickable::tick_game(float seconds)
 {
+    (void)seconds;
 }
 
 void tickable::tick_draw(float seconds, class Scene &scene)
 {
+    (void)seconds;
+    (void)scene;
 }
 
 } /* namespace lol */
diff --git a/src/engine/ticker.cpp b/src/engine/ticker.cpp
index 8fb41408..0af9e28b 100644
--- a/src/engine/ticker.cpp
+++ b/src/engine/ticker.cpp
@@ -71,7 +71,7 @@ private:
     /* Entity management */
     array<entity *> DEPRECATED_m_todolist, DEPRECATED_m_todolist_delayed, DEPRECATED_m_autolist;
     array<entity *> DEPRECATED_m_list[(int)tickable::group::all::end];
-    array<int> DEPRECATED_m_scenes[(int)tickable::group::all::end];
+    std::vector<int> DEPRECATED_m_scenes[(int)tickable::group::all::end];
     int DEPRECATED_nentities = 0;
 
     /* Fixed framerate management */
@@ -297,11 +297,11 @@ void ticker_data::GameThreadTick()
         data->DEPRECATED_m_list[(int)e->m_gamegroup].push(e);
         if (e->m_drawgroup != tickable::group::draw::none)
         {
-            if (data->DEPRECATED_m_scenes[(int)e->m_drawgroup].count() < Scene::GetCount())
+            if (data->DEPRECATED_m_scenes[(int)e->m_drawgroup].size() < Scene::GetCount())
                 data->DEPRECATED_m_scenes[(int)e->m_drawgroup].resize(Scene::GetCount());
 
             int added_count = 0;
-            for (int i = 0; i < Scene::GetCount(); i++)
+            for (size_t i = 0; i < Scene::GetCount(); i++)
             {
                 //If entity is concerned by this scene, add it in the list
                 if (Scene::GetScene(i).IsRelevant(e))
@@ -396,7 +396,7 @@ void ticker_data::DrawThreadTick()
     }
 
     /* Render each scene one after the other */
-    for (int idx = 0; idx < Scene::GetCount() && !data->m_quit /* Stop as soon as required */; ++idx)
+    for (size_t idx = 0; idx < Scene::GetCount() && !data->m_quit /* Stop as soon as required */; ++idx)
     {
         Scene& scene = Scene::GetScene(idx);
 
@@ -519,7 +519,7 @@ void ticker_data::collect_garbage()
             if (g >= (int)tickable::group::game::end)
             {
                 int removal_count = 0;
-                for (int j = 0; j < Scene::GetCount(); j++)
+                for (size_t j = 0; j < Scene::GetCount(); j++)
                 {
                     // If entity is concerned by this scene, add it in the list
                     if (Scene::GetScene(j).IsRelevant(e))
diff --git a/src/image/resource.cpp b/src/image/resource.cpp
index 55ac2fb3..eda0264a 100644
--- a/src/image/resource.cpp
+++ b/src/image/resource.cpp
@@ -1,7 +1,7 @@
 //
 //  Lol Engine
 //
-//  Copyright © 2010—2018 Sam Hocevar <sam@hocevar.net>
+//  Copyright © 2010—2020 Sam Hocevar <sam@hocevar.net>
 //  Copyright © 2016—2017 Benjamin “Touky” Huet <huet.benjamin@gmail.com>
 //
 //  Lol Engine is free software. It comes without any warranty, to
diff --git a/src/mesh/primitivemesh.cpp b/src/mesh/primitivemesh.cpp
index b8a8c123..6cbc4415 100644
--- a/src/mesh/primitivemesh.cpp
+++ b/src/mesh/primitivemesh.cpp
@@ -1,7 +1,7 @@
 //
 //  Lol Engine
 //
-//  Copyright © 2010—2019 Sam Hocevar <sam@hocevar.net>
+//  Copyright © 2010—2020 Sam Hocevar <sam@hocevar.net>
 //
 //  Lol Engine is free software. It comes without any warranty, to
 //  the extent permitted by applicable law. You can redistribute it
diff --git a/src/sys/file.cpp b/src/sys/file.cpp
index a9cb540d..6938f248 100644
--- a/src/sys/file.cpp
+++ b/src/sys/file.cpp
@@ -1,7 +1,7 @@
 //
 //  Lol Engine
 //
-//  Copyright © 2010—2019 Sam Hocevar <sam@hocevar.net>
+//  Copyright © 2010—2020 Sam Hocevar <sam@hocevar.net>
 //
 //  Lol Engine is free software. It comes without any warranty, to
 //  the extent permitted by applicable law. You can redistribute it
diff --git a/src/sys/init.cpp b/src/sys/init.cpp
index 0bfd1faf..43d19c33 100644
--- a/src/sys/init.cpp
+++ b/src/sys/init.cpp
@@ -1,7 +1,7 @@
 //
 //  Lol Engine
 //
-//  Copyright © 2010—2019 Sam Hocevar <sam@hocevar.net>
+//  Copyright © 2010—2020 Sam Hocevar <sam@hocevar.net>
 //
 //  Lol Engine is free software. It comes without any warranty, to
 //  the extent permitted by applicable law. You can redistribute it
diff --git a/src/tileset.h b/src/tileset.h
index 94152adf..adad8876 100644
--- a/src/tileset.h
+++ b/src/tileset.h
@@ -1,7 +1,7 @@
 //
 //  Lol Engine
 //
-//  Copyright © 2010—2019 Sam Hocevar <sam@hocevar.net>
+//  Copyright © 2010—2020 Sam Hocevar <sam@hocevar.net>
 //
 //  Lol Engine is free software. It comes without any warranty, to
 //  the extent permitted by applicable law. You can redistribute it