diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3877e6ba..27432eee 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -855,6 +855,9 @@ expected-test-failures:
     - crypto-numbers
     - distributed-process-task
 
+    # https://github.com/vincenthz/hs-crypto-pubkey/issues/17
+    - crypto-pubkey
+
 # Haddocks which are expected to fail. Same concept as expected test failures.
 expected-haddock-failures:
     # https://github.com/acw/bytestring-progress/issues/4