diff --git a/backend/src/InterpolateArchs/DetectInterpolateArch.py b/backend/src/InterpolateArchs/DetectInterpolateArch.py
index a1290ee7..129f29e7 100644
--- a/backend/src/InterpolateArchs/DetectInterpolateArch.py
+++ b/backend/src/InterpolateArchs/DetectInterpolateArch.py
@@ -210,7 +210,7 @@ def excluded_keys() -> tuple:
     
 
 
-archs = [RIFE46, RIFE47, RIFE413, RIFE420, RIFE421, RIFE422lite, RIFE425]
+archs = [RIFE46, RIFE47, RIFE413, RIFE420, RIFE421, RIFE422lite, RIFE425, GMFSS]
 
 
 class ArchDetect: