diff --git a/caffe2fluid/doc/SigmoidCrossEntropyLoss.md b/caffe2fluid/doc/SigmoidCrossEntropyLoss.md
index ddfbd266032a0d7a28037b3061f9602ecb60720c..e06d8a83d8979ce1cce095c3f7fdac7d95c14af8 100644
--- a/caffe2fluid/doc/SigmoidCrossEntropyLoss.md
+++ b/caffe2fluid/doc/SigmoidCrossEntropyLoss.md
@@ -6,7 +6,7 @@
 layer {
     name: "loss"
     type: "SigmoidCrossEntropyLoss"
-    bottom: "pred"
+    bottom: "x"
     bottom: "label"
     top: "loss"
 }