diff --git a/build-constraints.yaml b/build-constraints.yaml
index 350d5569e..842a1710f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -9000,6 +9000,7 @@ expected-test-failures:
     - LambdaHack # 0.11.0.0
     - pvar # 1.0.0.0 ghc-9.6
     - tar-conduit # 0.3.2.1 https://github.com/snoyberg/tar-conduit/issues/33
+    - texmath # 0.12.8 https://github.com/jgm/texmath/issues/224
     - typst # 0.3.1.0 https://github.com/jgm/typst-hs/issues/11
 
     # Intermittent failures or unreliable. These tests may pass when