diff --git a/CMakeLists.txt b/CMakeLists.txt
index a1097125..ec6583a1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -121,7 +121,7 @@ if(NOT VALA_EXECUTABLE)
     unset(VALA_EXECUTABLE CACHE)
 endif()
 
-find_package(Vala 0.30 REQUIRED)
+find_package(Vala 0.34 REQUIRED)
 if(VALA_VERSION VERSION_GREATER "0.34.90" AND VALA_VERSION VERSION_LESS "0.36.1")
     # Due to a bug on 0.36.0 (and pre-releases), we need to disable FAST_VAPI
     set(DISABLE_FAST_VAPI yes)
diff --git a/README.md b/README.md
index e98be6e8..717cff34 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ Build
 * C compiler
 * gettext
 * ninja(-build) (recommend)
-* valac (≥ 0.30)
+* valac (≥ 0.34)
 
 **Run-time dependencies**
 
diff --git a/cmake/FindVala.cmake b/cmake/FindVala.cmake
index f9ed7636..91bfe86d 100644
--- a/cmake/FindVala.cmake
+++ b/cmake/FindVala.cmake
@@ -47,7 +47,7 @@
 # Search for the valac executable in the usual system paths
 # Some distributions rename the valac to contain the major.minor in the binary name
 find_package(GObject REQUIRED)
-find_program(VALA_EXECUTABLE NAMES valac valac-0.36 valac-0.34 valac-0.32 valac-0.30)
+find_program(VALA_EXECUTABLE NAMES valac valac-0.38 valac-0.36 valac-0.34 valac-0.32)
 mark_as_advanced(VALA_EXECUTABLE)
 
 # Determine the valac version
diff --git a/libdino/src/entity/settings.vala b/libdino/src/entity/settings.vala
index bf1ebed4..f94a92ca 100644
--- a/libdino/src/entity/settings.vala
+++ b/libdino/src/entity/settings.vala
@@ -11,6 +11,12 @@ public class Settings : Object {
         send_marker_ = col_to_bool_or_default("send_marker", true);
         notifications_ = col_to_bool_or_default("notifications", true);
         convert_utf8_smileys_ = col_to_bool_or_default("convert_utf8_smileys", true);
+
+        current_width = col_to_int_or_default("window_width", 1200);
+        current_height = col_to_int_or_default("window_height", 700);
+        is_maximized = col_to_bool_or_default("window_maximized", false);
+        position_x = col_to_int_or_default("window_position_x", -1);
+        position_y = col_to_int_or_default("window_position_y", -1);
     }
 
     private bool col_to_bool_or_default(string key, bool def) {
@@ -18,6 +24,11 @@ public class Settings : Object {
         return val != null ? bool.parse(val) : def;
     }
 
+    private int col_to_int_or_default(string key, int def) {
+        string? val = db.settings.select({db.settings.value}).with(db.settings.key, "=", key)[db.settings.value];
+        return val != null ? int.parse(val) : def;
+    }
+
     private bool send_typing_;
     public bool send_typing {
         get { return send_typing_; }
@@ -53,6 +64,56 @@ public class Settings : Object {
             convert_utf8_smileys_ = value;
         }
     }
+
+    private int current_width_;
+    public int current_width {
+        get { return current_width_; }
+        set {
+            if (value == current_width_) return;
+            db.settings.insert().or("REPLACE").value(db.settings.key, "window_width").value(db.settings.value, value.to_string()).perform();
+            current_width_ = value;
+        }
+    }
+
+    private int current_height_;
+    public int current_height {
+        get { return current_height_; }
+        set {
+            if (value == current_height_) return;
+            db.settings.insert().or("REPLACE").value(db.settings.key, "window_height").value(db.settings.value, value.to_string()).perform();
+            current_height_ = value;
+        }
+    }
+
+    private bool is_maximized_;
+    public bool is_maximized {
+        get { return is_maximized_; }
+        set {
+            if (value == is_maximized_) return;
+            db.settings.insert().or("REPLACE").value(db.settings.key, "window_maximized").value(db.settings.value, value.to_string()).perform();
+            is_maximized_ = value;
+        }
+    }
+
+    private int position_x_;
+    public int position_x {
+        get { return position_x_; }
+        set {
+            if (value == position_x_) return;
+            db.settings.insert().or("REPLACE").value(db.settings.key, "window_position_x").value(db.settings.value, value.to_string()).perform();
+            position_x_ = value;
+        }
+    }
+
+    private int position_y_;
+    public int position_y {
+        get { return position_y_; }
+        set {
+            if (value == position_y_) return;
+            db.settings.insert().or("REPLACE").value(db.settings.key, "window_position_y").value(db.settings.value, value.to_string()).perform();
+            position_y_ = value;
+        }
+    }
 }
 
 }
diff --git a/main/src/ui/unified_window.vala b/main/src/ui/unified_window.vala
index 15218e17..8bcb2c57 100644
--- a/main/src/ui/unified_window.vala
+++ b/main/src/ui/unified_window.vala
@@ -21,10 +21,15 @@ public class UnifiedWindow : Window {
 
     private StreamInteractor stream_interactor;
     private Conversation? conversation;
+    private Application app;
 
     public UnifiedWindow(Application application, StreamInteractor stream_interactor) {
-        Object(application : application, default_width : 1200, default_height : 700);
+        Object(application : application);
         this.stream_interactor = stream_interactor;
+        this.app = application;
+
+        restore_window_size();
+
 
         this.get_style_context().add_class("dino-main");
         setup_headerbar();
@@ -120,6 +125,30 @@ public class UnifiedWindow : Window {
         }
     }
 
+    private void restore_window_size() {
+        default_width = app.settings.current_width;
+        default_height = app.settings.current_height;
+        if (app.settings.is_maximized) this.maximize();
+        if (app.settings.position_x != -1 && app.settings.position_y != -1) {
+            move(app.settings.position_x, app.settings.position_y);
+        }
+
+        delete_event.connect(() => {
+            int x, y;
+            get_position(out x, out y);
+            app.settings.position_x = x;
+            app.settings.position_y = y;
+
+            int width, height;
+            get_size(out width, out height);
+            app.settings.current_width = width;
+            app.settings.current_height = height;
+
+            app.settings.is_maximized = is_maximized;
+            return false;
+        });
+    }
+
     private bool on_focus_in_event() {
         stream_interactor.get_module(ChatInteraction.IDENTITY).on_window_focus_in(conversation);
         urgency_hint = false;
diff --git a/plugins/http-files/src/file_provider.vala b/plugins/http-files/src/file_provider.vala
index 21d833eb..9a9db072 100644
--- a/plugins/http-files/src/file_provider.vala
+++ b/plugins/http-files/src/file_provider.vala
@@ -62,28 +62,30 @@ public class FileProvider : Dino.FileProvider, Object {
                 });
                 if (content_length != null && int.parse(content_length) < 5000000) {
                     FileTransfer file_transfer = new FileTransfer();
-                    Soup.Request request = session.request(message.body);
-                    request.send_async.begin(null, (obj, res) => {
-                        try {
-                            file_transfer.input_stream = request.send_async.end(res);
-                        } catch (Error e) {
-                            return;
-                        }
-                        file_transfer.account = conversation.account;
-                        file_transfer.counterpart = message.counterpart;
-                        file_transfer.ourpart = message.ourpart;
-                        file_transfer.encryption = Encryption.NONE;
-                        file_transfer.time = message.time;
-                        file_transfer.local_time = message.local_time;
-                        file_transfer.direction = message.direction;
-                        file_transfer.file_name = message.body.substring(message.body.last_index_of("/") + 1);
-                        file_transfer.mime_type = content_type;
-                        file_transfer.size = int.parse(content_length);
-                        file_transfer.state = FileTransfer.State.NOT_STARTED;
-                        file_transfer.provider = 0;
-                        file_transfer.info = message.body;
-                        file_incoming(file_transfer);
-                    });
+                    try {
+                        Soup.Request request = session.request(message.body);
+                        request.send_async.begin(null, (obj, res) => {
+                            try {
+                                file_transfer.input_stream = request.send_async.end(res);
+                            } catch (Error e) {
+                                return;
+                            }
+                            file_transfer.account = conversation.account;
+                            file_transfer.counterpart = message.counterpart;
+                            file_transfer.ourpart = message.ourpart;
+                            file_transfer.encryption = Encryption.NONE;
+                            file_transfer.time = message.time;
+                            file_transfer.local_time = message.local_time;
+                            file_transfer.direction = message.direction;
+                            file_transfer.file_name = message.body.substring(message.body.last_index_of("/") + 1);
+                            file_transfer.mime_type = content_type;
+                            file_transfer.size = int.parse(content_length);
+                            file_transfer.state = FileTransfer.State.NOT_STARTED;
+                            file_transfer.provider = 0;
+                            file_transfer.info = message.body;
+                            file_incoming(file_transfer);
+                        });
+                    } catch (Error e) { }
                 }
             });
         }