diff --git a/bebi103/__init__.py b/bebi103/__init__.py
index 3126a59..a0cd6ba 100755
--- a/bebi103/__init__.py
+++ b/bebi103/__init__.py
@@ -47,4 +47,4 @@
 
 __author__ = """Justin Bois"""
 __email__ = "bois@caltech.edu"
-__version__ = "0.1.12"
+__version__ = "0.1.13"
diff --git a/codemeta.json b/codemeta.json
index 9a16045..fe38c78 100755
--- a/codemeta.json
+++ b/codemeta.json
@@ -6,7 +6,7 @@
   "codeRepository": "https://github.com/justinbois/bebi103",
   "issueTracker": "https://github.com/justinbois/bebi103/issues",
   "license": "https://spdx.org/licenses/BSD-3-Clause",
-  "version": "0.1.12",
+  "version": "0.1.13",
   "author": [
     {
       "@type": "Person",
diff --git a/requirements.txt b/requirements.txt
index 88f8e22..4d69dc0 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 cmdstanpy>=0.9.68
+contourpy
 numpy
 numba
 xarray