diff --git a/deepface/detectors/DlibWrapper.py b/deepface/detectors/DlibWrapper.py
index 207e816..1a2283d 100644
--- a/deepface/detectors/DlibWrapper.py
+++ b/deepface/detectors/DlibWrapper.py
@@ -55,7 +55,7 @@ def detect_face(detector, img, align = True):
 		for idx, d in enumerate(detections):
 			left = d.left(); right = d.right()
 			top = d.top(); bottom = d.bottom()
-			detected_face = img[top:bottom, left:right]
+			detected_face = img[max(0, top): min(bottom, img.shape[0]), max(0, left): min(right, img.shape[1])]
 			img_region = [left, top, right - left, bottom - top]
 
 			if align: