diff --git a/src/stitching_scanner.py b/src/stitching_scanner.py
index ab38e38..60010e1 100644
--- a/src/stitching_scanner.py
+++ b/src/stitching_scanner.py
@@ -200,12 +200,12 @@ class StitchingScanner:
 
     def _blend_vertical_at_x(self, base: np.ndarray, strip: np.ndarray,
                          blend_height: int, append_below: bool,
-                         x_offset: int = 0) -> np.ndarray:
+                         x_off: int = 0) -> np.ndarray:
         h_base, w_base = base.shape[:2]
         h_strip, w_strip = strip.shape[:2]
         
         # Clamp x_offset to valid range
-        x_offset = max(0, min(x_offset, w_base - 1))
+        x_offset = max(0, w_base - 1)
         
         # Create full-width strip with strip placed at x_offset
         full_strip = np.zeros((h_strip, w_base, 3), dtype=np.uint8)