diff --git a/src/main/java/eu/crushedpixel/replaymod/gui/GuiRenderSettings.java b/src/main/java/eu/crushedpixel/replaymod/gui/GuiRenderSettings.java
index 503a57db..c1c21aeb 100644
--- a/src/main/java/eu/crushedpixel/replaymod/gui/GuiRenderSettings.java
+++ b/src/main/java/eu/crushedpixel/replaymod/gui/GuiRenderSettings.java
@@ -276,6 +276,8 @@ public class GuiRenderSettings extends GuiScreen {
         ffmpegArguments.xPosition = commandInput.xPosition+commandInput.width+5;
 
         initialized = true;
+
+        validateInputs();
     }
 
     @Override