diff --git a/CHANGELOG.md b/CHANGELOG.md
index d9ba864..0366f89 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 ### Changed
 
 - changed valid Python versions from 3.7 < 3.11. Issues currently on 3.11 installs running on Raspberry Pi OS 12 (Bookworm)
+- pinned Waveshare repo to [4822c07](https://github.com/waveshareteam/e-Paper/commit/4822c075f5df714f88b02e10c336b4eeff7e603e). This is known to work with Python 3.7 < 3.10.
+- pinned IT8951 repo to [6721516](https://github.com/GregDMeyer/IT8951/commit/67215164a7fc471bc6904f72ad55e51030905a97). This is known to work with Python 3.7 < 3.10.
 
 ### Fixed
 
diff --git a/setup.cfg b/setup.cfg
index 784412b..4cc2c98 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -18,9 +18,9 @@ classifiers =
 [options]
 install_requires =
   Pillow>=9.1.0
-  waveshare-epd @ git+https://github.com/waveshare/e-Paper.git#subdirectory=RaspberryPi_JetsonNano/python&egg=waveshare-epd
+  waveshare-epd @ git+https://github.com/waveshare/e-Paper.git@4822c075f5df714f88b02e10c336b4eeff7e603e#subdirectory=RaspberryPi_JetsonNano/python&egg=waveshare-epd
   inky[rpi]>=1.3.1
-  IT8951 @ git+https://github.com/GregDMeyer/IT8951
+  IT8951 @ git+https://github.com/GregDMeyer/IT8951.git@67215164a7fc471bc6904f72ad55e51030905a97
 package_dir =
     = src
 packages = find: