diff --git a/poetry.lock b/poetry.lock
index 13771f48..96ed70f6 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -687,7 +687,7 @@ python-versions = "*"
 
 [[package]]
 name = "urllib3"
-version = "1.26.1"
+version = "1.26.2"
 description = "HTTP library with thread-safe connection pooling, file post, and more."
 category = "dev"
 optional = false
@@ -1162,8 +1162,8 @@ typed-ast = [
     {file = "typed_ast-1.4.1.tar.gz", hash = "sha256:8c8aaad94455178e3187ab22c8b01a3837f8ee50e09cf31f1ba129eb293ec30b"},
 ]
 urllib3 = [
-    {file = "urllib3-1.26.1-py2.py3-none-any.whl", hash = "sha256:61ad24434555a42c0439770462df38b47d05d9e8e353d93ec3742900975e3e65"},
-    {file = "urllib3-1.26.1.tar.gz", hash = "sha256:097116a6f16f13482d2a2e56792088b9b2920f4eb6b4f84a2c90555fb673db74"},
+    {file = "urllib3-1.26.2-py2.py3-none-any.whl", hash = "sha256:d8ff90d979214d7b4f8ce956e80f4028fc6860e4431f731ea4a8c08f23f99473"},
+    {file = "urllib3-1.26.2.tar.gz", hash = "sha256:19188f96923873c92ccb987120ec4acaa12f0461fa9ce5d3d0772bc965a39e08"},
 ]
 webargs = [
     {file = "webargs-6.1.1-py2.py3-none-any.whl", hash = "sha256:2ead6ce38559152043ab4ada4d389aef6c804b0c169482e7c92b3f498f690b2c"},
diff --git a/pyproject.toml b/pyproject.toml
index 836e1dfd..e26b242d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "poetry.masonry.api"
 
 [tool.poetry]
 name = "openflexure-microscope-server"
-version = "2.8.0-beta.2"
+version = "2.8.0-beta.3"
 description = "Python module, and Flask-based web API, to run the OpenFlexure Microscope."
 
 authors = [