diff --git a/src/ui/ProcessTab.py b/src/ui/ProcessTab.py
index 5968309d..a5dfea4e 100644
--- a/src/ui/ProcessTab.py
+++ b/src/ui/ProcessTab.py
@@ -219,7 +219,7 @@ def run(
             interpolateModelFile,interpolateDownloadFile = totalModels[interpolateModel][0], totalModels[interpolateModel][1]
         else:
             interpolateTimes = 1
-        if upscaleModelFile:
+        if upscaleModel:
             upscaleModelFile, upscaleDownloadFile = totalModels[upscaleModel][0], totalModels[upscaleModel][1]
             upscaleTimes = totalModels[upscaleModel][2]
             upscaleModelArch = totalModels[upscaleModel][3]