diff --git a/poetry.lock b/poetry.lock
index dc910080..b265b497 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -255,7 +255,7 @@ description = "A Python utility / library to sort Python imports."
 name = "isort"
 optional = false
 python-versions = ">=3.6,<4.0"
-version = "5.5.3"
+version = "5.5.4"
 
 [package.extras]
 colors = ["colorama (>=0.4.3,<0.5.0)"]
@@ -860,8 +860,8 @@ imagesize = [
     {file = "imagesize-1.2.0.tar.gz", hash = "sha256:b1f6b5a4eab1f73479a50fb79fcf729514a900c341d8503d62a62dbc4127a2b1"},
 ]
 isort = [
-    {file = "isort-5.5.3-py3-none-any.whl", hash = "sha256:c16eaa7432a1c004c585d79b12ad080c6c421dd18fe27982ca11f95e6898e432"},
-    {file = "isort-5.5.3.tar.gz", hash = "sha256:6187a9f1ce8784cbc6d1b88790a43e6083a6302f03e9ae482acc0f232a98c843"},
+    {file = "isort-5.5.4-py3-none-any.whl", hash = "sha256:36f0c6659b9000597e92618d05b72d4181104cf59472b1c6a039e3783f930c95"},
+    {file = "isort-5.5.4.tar.gz", hash = "sha256:ba040c24d20aa302f78f4747df549573ae1eaf8e1084269199154da9c483f07f"},
 ]
 itsdangerous = [
     {file = "itsdangerous-1.1.0-py2.py3-none-any.whl", hash = "sha256:b12271b2047cb23eeb98c8b5622e2e5c5e9abd9784a153e9d8ef9cb4dd09d749"},
@@ -926,11 +926,6 @@ markupsafe = [
     {file = "MarkupSafe-1.1.1-cp37-cp37m-manylinux1_x86_64.whl", hash = "sha256:ba59edeaa2fc6114428f1637ffff42da1e311e29382d81b339c1817d37ec93c6"},
     {file = "MarkupSafe-1.1.1-cp37-cp37m-win32.whl", hash = "sha256:b00c1de48212e4cc9603895652c5c410df699856a2853135b3967591e4beebc2"},
     {file = "MarkupSafe-1.1.1-cp37-cp37m-win_amd64.whl", hash = "sha256:9bf40443012702a1d2070043cb6291650a0841ece432556f784f004937f0f32c"},
-    {file = "MarkupSafe-1.1.1-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:6788b695d50a51edb699cb55e35487e430fa21f1ed838122d722e0ff0ac5ba15"},
-    {file = "MarkupSafe-1.1.1-cp38-cp38-manylinux1_i686.whl", hash = "sha256:cdb132fc825c38e1aeec2c8aa9338310d29d337bebbd7baa06889d09a60a1fa2"},
-    {file = "MarkupSafe-1.1.1-cp38-cp38-manylinux1_x86_64.whl", hash = "sha256:13d3144e1e340870b25e7b10b98d779608c02016d5184cfb9927a9f10c689f42"},
-    {file = "MarkupSafe-1.1.1-cp38-cp38-win32.whl", hash = "sha256:596510de112c685489095da617b5bcbbac7dd6384aeebeda4df6025d0256a81b"},
-    {file = "MarkupSafe-1.1.1-cp38-cp38-win_amd64.whl", hash = "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"},
     {file = "MarkupSafe-1.1.1.tar.gz", hash = "sha256:29872e92839765e546828bb7754a68c418d927cd064fd4708fab9fe9c8bb116b"},
 ]
 marshmallow = [
diff --git a/pyproject.toml b/pyproject.toml
index 320bf49a..4132f99f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "poetry.masonry.api"
 
 [tool.poetry]
 name = "openflexure-microscope-server"
-version = "2.6.0-alpha.1"
+version = "2.6.0-alpha.2"
 description = "Python module, and Flask-based web API, to run the OpenFlexure Microscope."
 
 authors = [