diff --git a/internal_packages/composer/lib/main.cjsx b/internal_packages/composer/lib/main.cjsx
index 4a3807916..6ec716067 100644
--- a/internal_packages/composer/lib/main.cjsx
+++ b/internal_packages/composer/lib/main.cjsx
@@ -61,7 +61,7 @@ module.exports =
       ComponentRegistry.register ComposeButton,
         location: WorkspaceStore.Location.RootSidebar.Toolbar
     else
-      NylasEnv.getCurrentWindow().setMinimumSize(480, 400)
+      NylasEnv.getCurrentWindow().setMinimumSize(480, 250)
       WorkspaceStore.defineSheet 'Main', {root: true},
         popout: ['Center']
 
diff --git a/src/nylas-env.coffee b/src/nylas-env.coffee
index eba89e096..24fe9c872 100644
--- a/src/nylas-env.coffee
+++ b/src/nylas-env.coffee
@@ -687,7 +687,7 @@ class NylasEnvConstructor extends Model
     document.getElementById("application-loading-cover").remove()
     document.body.classList.add("window-loaded")
     @restoreWindowDimensions()
-    @getCurrentWindow().setMinimumSize(875, 500)
+    @getCurrentWindow().setMinimumSize(875, 250)
 
   registerCommands: ->
     {resourcePath} = @getLoadSettings()