diff --git a/pfba/gui/config.cpp b/pfba/gui/config.cpp
index fa17db6..fd7d9fe 100644
--- a/pfba/gui/config.cpp
+++ b/pfba/gui/config.cpp
@@ -73,9 +73,9 @@ Config::Config(const std::string &cfgPath) {
 
     // default rom config
     options_gui.push_back(Option("ROM", {"ROM"}, 0, Option::Index::MENU_ROM_OPTIONS, Option::Type::MENU));
-    options_gui.push_back(Option("SCALING", {"NONE", "2X", "FIT", "FULL"}, 1, Option::Index::ROM_SCALING));
+    options_gui.push_back(Option("SCALING", {"NONE", "2X", "FIT", "FULL", "FIT 4:3"}, 4, Option::Index::ROM_SCALING));
     options_gui.push_back(
-            Option("FILTER", {"POINT", "LINEAR"}, 0, Option::Index::ROM_FILTER));
+            Option("FILTER", {"POINT", "LINEAR"}, 1, Option::Index::ROM_FILTER));
     options_gui.push_back(
             Option("SHADER", {"NONE", "SHARP", "SHARP+SCAN", "LCD3X", "AAA", "SCALE2X"}, 2, Option::Index::ROM_SHADER));
     options_gui.push_back(Option("ROTATION", {"OFF", "ON"}, 0, Option::Index::ROM_ROTATION));
diff --git a/pfba/run.cpp b/pfba/run.cpp
index 575d76e..ac4f3e6 100644
--- a/pfba/run.cpp
+++ b/pfba/run.cpp
@@ -109,7 +109,7 @@ int RunOneFrame(bool bDraw, int bDrawFps, int fps) {
     } else if ((players[0].state & Input::Key::KEY_COIN)
                && (players[0].state & Input::Key::KEY_UP)) {
         int scaling = gui->GetConfig()->GetRomValue(Option::Index::ROM_SCALING) + 1;
-        if (scaling <= 3) {
+        if (scaling <= 4) {
             int index = gui->GetConfig()->GetOptionPos(gui->GetConfig()->GetRomOptions(),
                                                        Option::Index::ROM_SCALING);
             gui->GetConfig()->GetRomOptions()->at(index).value = scaling;
diff --git a/pfba/video.cpp b/pfba/video.cpp
index a1ed3e9..fd95424 100644
--- a/pfba/video.cpp
+++ b/pfba/video.cpp
@@ -115,6 +115,20 @@ void Video::Scale() {
             }
             break;
 
+        case 4: // fit 4:3
+            if(rotation == 0 || rotation == 180) {
+                scale.h = window.h;
+                scale.w = (int) (((float) scale.h * 4.0) / 3.0);
+                if(scale.w > window.w) {
+                    scale.w = window.w;
+                    scale.h = (int) (((float) scale.w * 3.0) / 4.0);
+                }
+            } else {
+                scale.w = window.h;
+                scale.h = (int) (((float) scale.w * 4.0) / 3.0);
+            }
+            break;
+
         default:
             break;
     }