diff --git a/lib/ui/widgets/tablet_mode/conversations/conversation_window.dart b/lib/ui/widgets/tablet_mode/conversations/conversation_window.dart
index eb34c82..0b8dc5d 100644
--- a/lib/ui/widgets/tablet_mode/conversations/conversation_window.dart
+++ b/lib/ui/widgets/tablet_mode/conversations/conversation_window.dart
@@ -76,7 +76,7 @@ class _ConversationWindowState extends SafeState<ConversationWindow> {
       return ConversationWindowContainer(
         title: Text(tr("Error")),
         onClose: widget.onClose,
-        onToggleCollpase: _toggleVisibility,
+        onToggleCollapse: _toggleVisibility,
         isCollapsed: _collapsed,
         body: buildErrorCard(tr("Could not load conversation information!"),
             actions: [
@@ -93,7 +93,7 @@ class _ConversationWindowState extends SafeState<ConversationWindow> {
       return ConversationWindowContainer(
         title: Text(tr("Loading...")),
         onClose: widget.onClose,
-        onToggleCollpase: _toggleVisibility,
+        onToggleCollapse: _toggleVisibility,
         isCollapsed: _collapsed,
         body: buildCenteredProgressBar(),
       );
@@ -101,7 +101,7 @@ class _ConversationWindowState extends SafeState<ConversationWindow> {
     return ConversationWindowContainer(
       title: Text(_convTitle),
       onClose: widget.onClose,
-      onToggleCollpase: _toggleVisibility,
+      onToggleCollapse: _toggleVisibility,
       isCollapsed: _collapsed,
       body: ConversationScreen(
         key: _convKey,
diff --git a/lib/ui/widgets/tablet_mode/conversations/conversation_window_container.dart b/lib/ui/widgets/tablet_mode/conversations/conversation_window_container.dart
index efad923..deb269d 100644
--- a/lib/ui/widgets/tablet_mode/conversations/conversation_window_container.dart
+++ b/lib/ui/widgets/tablet_mode/conversations/conversation_window_container.dart
@@ -9,7 +9,7 @@ import 'package:flutter/material.dart';
 class ConversationWindowContainer extends StatelessWidget {
   final Widget title;
   final void Function() onClose;
-  final void Function() onToggleCollpase;
+  final void Function() onToggleCollapse;
   final bool isCollapsed;
   final Widget body;
 
@@ -18,12 +18,12 @@ class ConversationWindowContainer extends StatelessWidget {
     @required this.title,
     @required this.onClose,
     @required this.body,
-    @required this.onToggleCollpase,
+    @required this.onToggleCollapse,
     @required this.isCollapsed,
   })  : assert(title != null),
         assert(onClose != null),
         assert(body != null),
-        assert(onToggleCollpase != null),
+        assert(onToggleCollapse != null),
         assert(isCollapsed != null),
         super(key: key);
 
@@ -35,7 +35,7 @@ class ConversationWindowContainer extends StatelessWidget {
         height: !isCollapsed ? 400 : 40,
         child: Scaffold(
           appBar: AppBar(
-            title: GestureDetector(child: title, onTap: onToggleCollpase),
+            title: GestureDetector(child: title, onTap: onToggleCollapse),
             actions: <Widget>[
               IconButton(icon: Icon(Icons.close), onPressed: onClose),
             ],