diff --git a/resources/build.py b/resources/build.py
index 3f2a02e68..271869c37 100644
--- a/resources/build.py
+++ b/resources/build.py
@@ -981,6 +981,12 @@ class BuildOpenCore:
             # Namely due to Xserve2,1 being limited to 10.7, thus no hardware detection
             self.enable_kext("AppleRAIDCard.kext", self.constants.apple_raid_version, self.constants.apple_raid_path)
 
+        # Force Output support PC VBIOS on Mac Pros
+        if self.constants.force_output_support is True:
+            print("- Forcing GOP Support")
+            self.config["UEFI"]["Quirks"]["ForgeUefiSupport"] = True
+            self.config["UEFI"]["Quirks"]["ReloadOptionRoms"] = True
+
         # DEBUG Settings
         if self.constants.verbose_debug is True:
             print("- Enabling Verbose boot")
diff --git a/resources/constants.py b/resources/constants.py
index e7411d01b..cce945f4a 100644
--- a/resources/constants.py
+++ b/resources/constants.py
@@ -169,12 +169,13 @@ class Constants:
         self.xhci_boot = False
 
         ## Graphics Settings
-        self.metal_build = False  #    Set MXM Build support
-        self.imac_vendor = "None"  #   Set MXM GPU vendor
-        self.imac_model = "" #         Set MXM GPU model
-        self.drm_support = False  #    Set iMac14,x DRM support
-        self.allow_ts2_accel = True  # Set TeraScale 2 Acceleration support
-        self.force_nv_web = False  #   Force Nvidia Web Drivers on Tesla and Kepler
+        self.metal_build = False  #          Set MXM Build support
+        self.imac_vendor = "None"  #         Set MXM GPU vendor
+        self.imac_model = "" #               Set MXM GPU model
+        self.drm_support = False  #          Set iMac14,x DRM support
+        self.allow_ts2_accel = True  #       Set TeraScale 2 Acceleration support
+        self.force_nv_web = False  #         Force Nvidia Web Drivers on Tesla and Kepler
+        self.force_output_support = False  # Force Output support for Mac Pros with PC VBIOS
 
         ## Miscellaneous
         self.disallow_cpufriend = False  #     Disable CPUFriend