diff --git a/build-constraints.yaml b/build-constraints.yaml
index d26f7d7b..a508b4e3 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3055,7 +3055,7 @@ packages:
         - mighty-metropolis
         - mwc-probability
         # missing test *.json (#7910)
-        - ppad-aead < 0
+        - ppad-aead
         - ppad-base16
         - ppad-base58 < 0
         - ppad-bech32
@@ -3070,8 +3070,8 @@ packages:
         - ppad-ripemd160
         - ppad-script
         - ppad-secp256k1 < 0
-        - ppad-sha256 < 0
-        - ppad-sha512 < 0
+        - ppad-sha256
+        - ppad-sha512
         - sampling
         - speedy-slice
         - urbit-hob
@@ -8316,6 +8316,9 @@ expected-test-failures:
     - persistent # https://github.com/commercialhaskell/stackage/issues/6037
     - reanimate-svg # https://github.com/commercialhaskell/stackage/issues/5688
     - rzk
+    - ppad-aead # 0.3.1 missing test *.json (https://github.com/commercialhaskell/stackage/issues/7910)
+    - ppad-sha256 # 0.3.2 missing test *.json (https://github.com/commercialhaskell/stackage/issues/7910)
+    - ppad-sha512 # 0.2.2 missing test *.json (https://github.com/commercialhaskell/stackage/issues/7910)
 
     # Testcase failures, or other runtime failures.
     # These can be real testsuite bugs, or maybe limitations in test cases or the test setup.