diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index eb125417cf..0fc2b8a91d 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.4.0
+current_version = 0.4.1
 commit = True
 tag = True
 
@@ -12,3 +12,4 @@ tag = True
 [bumpversion:file:docs/bib/preferred.bib]
 
 [bumpversion:file:.zenodo.json]
+
diff --git a/.zenodo.json b/.zenodo.json
index 536adfd6ff..176fdd6222 100644
--- a/.zenodo.json
+++ b/.zenodo.json
@@ -1,8 +1,8 @@
 {
     "description": "pure-Python implementation of HistFactory models with tensors and autograd",
     "license": "Apache-2.0",
-    "title": "scikit-hep/pyhf: v0.4.0",
-    "version": "v0.4.0",
+    "title": "scikit-hep/pyhf: v0.4.1",
+    "version": "v0.4.1",
     "upload_type": "software",
     "creators": [
         {
@@ -36,7 +36,7 @@
     "related_identifiers": [
         {
             "scheme": "url",
-            "identifier": "https://github.com/scikit-hep/pyhf/tree/v0.4.0",
+            "identifier": "https://github.com/scikit-hep/pyhf/tree/v0.4.1",
             "relation": "isSupplementTo"
         },
         {
diff --git a/README.md b/README.md
index 5628d90bad..95ab5661d0 100644
--- a/README.md
+++ b/README.md
@@ -130,8 +130,8 @@ As noted in [Use and Citations](https://scikit-hep.org/pyhf/citations.html), the
 ```bibtex
 @software{pyhf,
   author = "{Heinrich, Lukas and Feickert, Matthew and Stark, Giordon}",
-  title = "{pyhf: v0.4.0}",
-  version = {0.4.0},
+  title = "{pyhf: v0.4.1}",
+  version = {0.4.1},
   doi = {10.5281/zenodo.1169739},
   url = {https://github.com/scikit-hep/pyhf},
 }
diff --git a/docs/bib/preferred.bib b/docs/bib/preferred.bib
index 306302acc6..4dfca5f578 100644
--- a/docs/bib/preferred.bib
+++ b/docs/bib/preferred.bib
@@ -1,7 +1,7 @@
 @software{pyhf,
   author = "{Heinrich, Lukas and Feickert, Matthew and Stark, Giordon}",
-  title = "{pyhf: v0.4.0}",
-  version = {0.4.0},
+  title = "{pyhf: v0.4.1}",
+  version = {0.4.1},
   doi = {10.5281/zenodo.1169739},
   url = {https://github.com/scikit-hep/pyhf},
 }
diff --git a/setup.py b/setup.py
index 7057b5c30b..30ff4719d0 100644
--- a/setup.py
+++ b/setup.py
@@ -75,7 +75,7 @@
 
 setup(
     name='pyhf',
-    version='0.4.0',
+    version='0.4.1',
     description='(partial) pure python histfactory implementation',
     long_description=long_description,
     long_description_content_type='text/markdown',
diff --git a/src/pyhf/version.py b/src/pyhf/version.py
index 5b00c98f23..a17e4468a2 100644
--- a/src/pyhf/version.py
+++ b/src/pyhf/version.py
@@ -2,4 +2,4 @@
 
 # Use semantic versioning (https://semver.org/)
 # The version number is controlled through bumpversion.cfg
-__version__ = '0.4.0'
+__version__ = '0.4.1'