diff --git a/docs/source/A2.6_hmm.rst b/docs/source/A2.6_hmm.rst
index 0116bc5..781567d 100644
--- a/docs/source/A2.6_hmm.rst
+++ b/docs/source/A2.6_hmm.rst
@@ -261,7 +261,7 @@ example.
 .. raw:: html
 
   <figure>
-      <center><img src="_static/hmm_example.png" style="width:75%"></center>
+      <center><img src="_static/HMM_example.png" style="width:75%"></center>
   <figcaption style="text-align:center"> Two-state Gaussian HMM with mean and standard deviation parameters</figcaption>
   </figure>
 
diff --git a/docs/source/_static/hmm_25_0.png b/docs/source/_static/hmm_25_0.png
index 77675ad..e27f714 100644
Binary files a/docs/source/_static/hmm_25_0.png and b/docs/source/_static/hmm_25_0.png differ