diff --git a/requirements.txt b/requirements.txt
index cc853cb..027d3b0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,4 +11,4 @@ markdown>=3.5.0
 # Core artdag from GitHub (pinned to include sexp module)
 git+https://github.com/gilesbradshaw/art-dag.git@7075416
 # Shared components
-git+https://git.rose-ash.com/art-dag/common.git@11aa056
+git+https://git.rose-ash.com/art-dag/common.git@889ea98