diff --git a/doc/design/speech/deep_speech_2.md b/doc/design/speech/deep_speech_2.md
index 5e72c7e201d2461a1e3c0b2dd7cf470c55b0c88f..cfdc4d6df04344c70d3334626bd38eca997c31ff 100644
--- a/doc/design/speech/deep_speech_2.md
+++ b/doc/design/speech/deep_speech_2.md
@@ -141,7 +141,7 @@ TODO by Assignees
 ### Beam Search with CTC and LM
 
 <div align="center">
-<img src="image/beam_search.png" width=400><br/>
+<img src="image/beam_search.png" width=600><br/>
 Figure 2. Algorithm for CTC Beam Search Decoder.
 </div>