diff --git a/crates/smlib/src/core/convert_tests.rs b/crates/smlib/src/core/convert_tests.rs
index 96c1f64235..ae5414fb2e 100644
--- a/crates/smlib/src/core/convert_tests.rs
+++ b/crates/smlib/src/core/convert_tests.rs
@@ -160,7 +160,7 @@ macro_rules! primitive {
 primitive!(box_, "box");
 primitive!(cylinder, "cylinder", round_trip: ignore = "solidcore#1433, #1432: no SmCylinder::IsNurbSurfaceCylinder (nor SmCircle::IsNurbCurveCircle)");
 primitive!(sphere, "sphere",
-    volume: ignore = "solidcore: with every UpstreamFixes flag on, brep_volume of a sphere at 1e-8 is 0 (being reduced; was #1431)",
+    volume: ignore = "solidcore#1437: trim_boundary_seam_wrap zeroes a sphere's volume",
     round_trip: ignore = "solidcore#1432: no SmCircle::IsNurbCurveCircle");
 primitive!(cone, "cone", round_trip: ignore = "solidcore#1432: no SmCircle::IsNurbCurveCircle");
 primitive!(frustum, "frustum", round_trip: ignore = "solidcore#1432: no SmCircle::IsNurbCurveCircle");
diff --git a/crates/smlib/src/core/measure_tests.rs b/crates/smlib/src/core/measure_tests.rs
index 3c48ccb531..4d6d922f59 100644
--- a/crates/smlib/src/core/measure_tests.rs
+++ b/crates/smlib/src/core/measure_tests.rs
@@ -268,7 +268,7 @@ macro_rules! primitive {
 primitive!(box_, "box");
 primitive!(cylinder, "cylinder", area: ignore = "solidcore#1435: face area at 1e-8 is 3.7e-8 off");
 primitive!(sphere, "sphere",
-    mass: ignore = "solidcore#1435: sphere properties at 1e-8 are 3.2e-9 off",
+    mass: ignore = "solidcore#1437: trim_boundary_seam_wrap zeroes a sphere's properties (and #1435 after)",
     area: ignore = "solidcore#1435: face area at 1e-8 is 1.2e-8 off");
 primitive!(cone, "cone",
     mass: ignore = "solidcore#1435: cone inertia at 1e-8 is 1.7e-9 off",