diff --git a/CITATION.cff b/CITATION.cff
index 915335fe..c549b033 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -24,7 +24,10 @@ authors:
     given-names: Yuta
     orcid: https://orcid.org/0000-0002-5901-797X
 
+  - family-names: Walton
+    given-names: David Robert
+    orcid:  https://orcid.org/0000-0001-5879-9714
+
 title: "Odak"
-version: 0.1.8
+version: 0.1.9
 doi: 10.5281/zenodo.5136406
-date-released: 2021-06-25
diff --git a/THANKS.txt b/THANKS.txt
index 1bd62ba1..5fac26de 100644
--- a/THANKS.txt
+++ b/THANKS.txt
@@ -3,3 +3,4 @@ Praneeth Chakravarthula
 Yujie Wang
 Yuta Itoh
 Koray Kavaklı
+David R. Walton
diff --git a/odak/__init__.py b/odak/__init__.py
index ae964b83..7b112fdd 100644
--- a/odak/__init__.py
+++ b/odak/__init__.py
@@ -17,5 +17,5 @@
 import odak.catalog
 import odak.measurement
 
-version_info = 0, 1, 8
+version_info = 0, 1, 9
 __version__  = '.'.join(map(str, version_info))
diff --git a/setup.py b/setup.py
index fd4105b9..768dd8f4 100644
--- a/setup.py
+++ b/setup.py
@@ -13,7 +13,7 @@ def read(fname):
         
 setup(
       name                 = "odak",
-      version              = "0.1.8",
+      version              = "0.1.9",
       author               = "Kaan Akşit",
       author_email         = "kunguz@gmail.com",
       description          = (