diff --git a/UnleashedRecomp/cfg/config.h b/UnleashedRecomp/cfg/config.h
index f391cc1d..83686050 100644
--- a/UnleashedRecomp/cfg/config.h
+++ b/UnleashedRecomp/cfg/config.h
@@ -35,6 +35,7 @@ public:
     CONFIG_DEFINE("Video", int32_t, WindowWidth, 1280);
     CONFIG_DEFINE("Video", int32_t, WindowHeight, 720);
     CONFIG_DEFINE_ENUM("Video", EWindowState, WindowState, EWindowState::Normal);
+    CONFIG_DEFINE_ENUM_LOCALISED("Video", EAspectRatio, AspectRatio, EAspectRatio::Auto);
 
     CONFIG_DEFINE_CALLBACK("Video", float, ResolutionScale, 1.0f,
     {
diff --git a/UnleashedRecomp/cfg/config_detail.h b/UnleashedRecomp/cfg/config_detail.h
index 8c55f7e8..98f4be1e 100644
--- a/UnleashedRecomp/cfg/config_detail.h
+++ b/UnleashedRecomp/cfg/config_detail.h
@@ -108,6 +108,20 @@ CONFIG_DEFINE_ENUM_TEMPLATE(EWindowState)
     { "Maximized", EWindowState::Maximised }
 };
 
+enum class EAspectRatio : uint32_t
+{
+    Auto,
+    Square,
+    Widescreen
+};
+
+CONFIG_DEFINE_ENUM_TEMPLATE(EAspectRatio)
+{
+    { "Auto", EAspectRatio::Auto },
+    { "4:3",  EAspectRatio::Square },
+    { "16:9", EAspectRatio::Widescreen }
+};
+
 enum class EAntiAliasing : uint32_t
 {
     None = 0,
diff --git a/UnleashedRecomp/locale/config_locale.h b/UnleashedRecomp/locale/config_locale.h
index fd61b596..95aa5db3 100644
--- a/UnleashedRecomp/locale/config_locale.h
+++ b/UnleashedRecomp/locale/config_locale.h
@@ -192,9 +192,19 @@ CONFIG_DEFINE_LOCALE(BattleTheme)
     { ELanguage::English, { "Battle Theme", "Play the Werehog battle theme during combat.\n\nThis option will apply the next time you're in combat." } }
 };
 
-CONFIG_DEFINE_LOCALE(WindowSize)
+CONFIG_DEFINE_LOCALE(AspectRatio)
 {
-    { ELanguage::English, { "Window Size", "Adjust the size of the game window in windowed mode." } }
+    { ELanguage::English, { "Aspect Ratio", "Change the aspect ratio." } }
+};
+
+CONFIG_DEFINE_ENUM_LOCALE(EAspectRatio)
+{
+    {
+        ELanguage::English,
+        {
+            { EAspectRatio::Auto, { "AUTO", "Auto: the aspect ratio will dynamically adjust to the window size." } }
+        }
+    }
 };
 
 CONFIG_DEFINE_LOCALE(ResolutionScale)
diff --git a/UnleashedRecomp/locale/locale.h b/UnleashedRecomp/locale/locale.h
index 16988494..6e3a4253 100644
--- a/UnleashedRecomp/locale/locale.h
+++ b/UnleashedRecomp/locale/locale.h
@@ -36,6 +36,18 @@ inline static std::unordered_map<std::string, std::unordered_map<ELanguage, std:
             { ELanguage::English, "MAX" }
         }
     },
+    {
+        "Options_Name_WindowSize",
+        {
+            { ELanguage::English, "Window Size" }
+        }
+    },
+    {
+        "Options_Desc_WindowSize",
+        {
+            { ELanguage::English, "Adjust the size of the game window in windowed mode." }
+        }
+    },
     {
         "Options_Desc_NotAvailable",
         {
diff --git a/UnleashedRecomp/ui/options_menu.cpp b/UnleashedRecomp/ui/options_menu.cpp
index 7311f506..c3cf4113 100644
--- a/UnleashedRecomp/ui/options_menu.cpp
+++ b/UnleashedRecomp/ui/options_menu.cpp
@@ -873,6 +873,7 @@ static void DrawConfigOptions()
         break;
     case 3: // VIDEO
         // TODO: expose WindowWidth/WindowHeight as WindowSize.
+        DrawConfigOption(rowCount++, yOffset, &Config::AspectRatio, true);
         DrawConfigOption(rowCount++, yOffset, &Config::ResolutionScale, true, nullptr, 0.25f, 1.0f, 2.0f);
         DrawConfigOption(rowCount++, yOffset, &Config::Fullscreen, true);
         DrawConfigOption(rowCount++, yOffset, &Config::VSync, true);