diff --git a/.github/workflows/os-check.yml b/.github/workflows/os-check.yml
index c209b6505d..1eee3dbf72 100644
--- a/.github/workflows/os-check.yml
+++ b/.github/workflows/os-check.yml
@@ -106,6 +106,7 @@ jobs:
           'CPPFLAGS=-DNO_WOLFSSL_CLIENT',
           'CPPFLAGS=-DNO_WOLFSSL_SERVER',
           '--enable-lms=small,verify-only --enable-xmss=small,verify-only',
+          '--enable-opensslall --enable-ecc CPPFLAGS="-DWC_ALLOW_ECC_ZERO_HASH"',
           '--enable-curve25519=nonblock --enable-ecc=nonblock --enable-sp=yes,nonblock CPPFLAGS="-DWOLFSSL_PUBLIC_MP -DWOLFSSL_DEBUG_NONBLOCK"',
           '--enable-certreq --enable-certext --enable-certgen --disable-secure-renegotiation-info CPPFLAGS="-DNO_TLS"',
         ]