diff --git a/.github/matrix.py b/.github/matrix.py
index 5e01c28bb..dde5b4414 100755
--- a/.github/matrix.py
+++ b/.github/matrix.py
@@ -195,7 +195,7 @@ def main(ref_name):
             "OPENSSL_VERSION=1.0.2u",
             "OPENSSL_VERSION=1.1.1s",
             "QUICTLS=yes",
-            "WOLFSSL_VERSION=git-c4b77ad",
+            "WOLFSSL_VERSION=5.6.6",
             "AWS_LC_VERSION=1.16.0",
             # "BORINGSSL=yes",
         ]