diff --git a/mmdet/models/backbones/csp_darknet.py b/mmdet/models/backbones/csp_darknet.py
index db0b8de3286..2bbf3968a81 100644
--- a/mmdet/models/backbones/csp_darknet.py
+++ b/mmdet/models/backbones/csp_darknet.py
@@ -128,9 +128,9 @@ class CSPDarknet(BaseModule):
         arch (str): Architecture of CSP-Darknet, from {P5, P6}.
             Default: P5.
         deepen_factor (float): Depth multiplier, multiply number of
-            channels in each layer by this amount. Default: 1.0.
-        widen_factor (float): Width multiplier, multiply number of
             blocks in CSP layer by this amount. Default: 1.0.
+        widen_factor (float): Width multiplier, multiply number of
+            channels in each layer by this amount. Default: 1.0.
         out_indices (Sequence[int]): Output from which stages.
             Default: (2, 3, 4).
         frozen_stages (int): Stages to be frozen (stop grad and set eval