diff --git a/README.md b/README.md
index 41044cc..4ffd083 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,10 @@ the [API reference](https://virtualbrainlab.org/api_reference_ephys_link.html).
 
 ## Prerequisites
 
-1. [Python ≥ 3.8, < 3.13](https://www.python.org/downloads/release/python-3116/) and pip.
+1. [Python ≥ 3.8, < 3.13](https://www.python.org/downloads/release/python-3116/)
+    1. Python 3.12+ requires the latest version
+       of [Microsoft Visual C++ Build Tools](https://visualstudio.microsoft.com/visual-cpp-build-tools/) (MSVC v143+) to
+       be installed.
 2. An **x86 Windows PC is required** to run the server.
 3. For Sensapex devices, the controller unit must be connected via an ethernet
    cable and powered. A USB-to-ethernet adapter is acceptable. For New Scale manipulators,
@@ -82,6 +85,7 @@ Run the following commands in a terminal to start the server for the desired man
 | Manipulator Platform                 | Command                              |
 |--------------------------------------|--------------------------------------|
 | Sensapex UMP-4                       | `ephys-link`                         |
+| Sensapex UMP-3                       | `ephys-link -t ump3`                 |
 | New Scale                            | `ephys-link -t new_scale`            |
 | New Scale via Pathfinder HTTP server | `ephys-link -t new_scale_pathfinder` |
 
diff --git a/pyproject.toml b/pyproject.toml
index b9611fa..a83c5c3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "ephys-link"
-version = "1.0.0a1"
+version = "1.0.0rc1"
 license = { file = "LICENSE" }
 
 authors = [{ name = "Kenneth Yang", email = "kjy5@uw.edu" }]