diff --git a/README.md b/README.md
index e2f9ca9..db637a7 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,8 @@ zppy -c ChemDyg_example_script.cfg
 ```
 **Note that the users need to change the'e3sm_unified' path on different zppy-supported machines (https://e3sm-project.github.io/zppy/_build/html/main/getting_started.html#activate-e3sm-unified-environment). 
 
+For people who cannot access zppy-supported machines, the observational data used in ChemDyg are available at https://doi.org/10.5281/zenodo.8274422 and https://web.lcrc.anl.gov/public/e3sm/diagnostics/observations/Atm/ChemDyg_inputs/.  
+
 ## License
 
 Copyright (c) 2023, Energy Exascale Earth System Model Project
diff --git a/setup.cfg b/setup.cfg
index ef8b3fd..357296f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = chemdyg
-version = 0.1.4
+version = 0.1.5
 author = Hsiang-He Lee, Qi Tang, Michael J. Prather, Jean-Christophe Golaz, Xylar Asay-Davis
 author_email = lee1061@llnl.gov
 description = E3SM Chemistry Diagnostics Package