diff --git a/services/data/requirements.txt b/services/data/requirements.txt
index 33979fd2..dd695648 100644
--- a/services/data/requirements.txt
+++ b/services/data/requirements.txt
@@ -12,7 +12,7 @@ ifctester>=0.8        # IDS / openBIM model validation
 # 3.5.2) and 2D section cuts, so a major move there is not free. `test_lock_satisfies_requirements.py`
 # now reads this file, so the two can no longer disagree silently.
 trimesh>=5.1.0         # clash narrow phase (mesh booleans) + 2D section cuts
-manifold3d>=3.5.3     # boolean intersection engine for trimesh
+manifold3d>=3.5.4     # boolean intersection engine for trimesh
 scipy>=1.18.1           # trimesh path assembly (section drawings)
 networkx>=3.6.1         # trimesh path traversal (section drawings)
 shapely>=2.1.2          # trimesh planar paths