diff --git a/bgfilter/settings.py b/bgfilter/settings.py
index 2298f8b..a9e1250 100644
--- a/bgfilter/settings.py
+++ b/bgfilter/settings.py
@@ -27,7 +27,7 @@ class TrimapSettings:
     min_fg_safe_radius: int = 2
     # Semantic fusion thresholds (used by fuse_trimap when segmentation is on).
     seg_core_threshold: float = 0.60
-    seg_loose_threshold: float = 0.15
+    seg_loose_threshold: float = 0.08
 
 
 @dataclass(frozen=True)
diff --git a/configs/default.yaml b/configs/default.yaml
index 95571f4..13dc8f2 100644
--- a/configs/default.yaml
+++ b/configs/default.yaml
@@ -16,7 +16,7 @@ trimap:
   unknown_radius_ratio: 0.012
   fg_safe_radius_ratio: 0.006
   seg_core_threshold: 0.60
-  seg_loose_threshold: 0.15
+  seg_loose_threshold: 0.08
 
 alpha_post:
   chroma_suppress: true