diff --git a/tests/constant_time/sig/passes/picnic3 b/tests/constant_time/sig/passes/picnic3
index b6e0127d7b..4b33cfcaf4 100644
--- a/tests/constant_time/sig/passes/picnic3
+++ b/tests/constant_time/sig/passes/picnic3
@@ -63,6 +63,15 @@
    src:picnic3_impl.c:107 # fun:commit
    fun:sign_picnic3
 }
+{
+   use of unitialized value (hash context init in commit)
+   Memcheck:Value8
+   fun:KeccakP1600_AddBytes
+   fun:OQS_SHA3_shake*_inc_absorb
+   fun:hash_update
+   src:picnic3_impl.c:107 # fun:commit
+   fun:sign_picnic3
+}
 {
    challengeC is declassified
    Memcheck:Cond