diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 48de683593..b2adb6e90e 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -290,13 +290,14 @@ jobs:
           - name: 'LibreSSL !ldap heimdal c-ares +examples'
             install: libressl heimdal
             generate: -DENABLE_DEBUG=ON -DOPENSSL_ROOT_DIR=/opt/homebrew/opt/libressl -DENABLE_ARES=ON -DCURL_USE_GSSAPI=ON -DGSS_ROOT_DIR=/opt/homebrew/opt/heimdal -DCURL_DISABLE_LDAP=ON
-          - name: 'wolfSSL !ldap brotli zstd'
-            install: brotli wolfssl zstd
+          - name: 'wolfSSL openldap brotli zstd'
+            install: brotli wolfssl zstd openldap
             install_steps: pytest
-            generate: -DCURL_USE_WOLFSSL=ON -DCURL_DISABLE_LDAP=ON -DUSE_ECH=ON
-          - name: 'mbedTLS openldap brotli zstd'
-            install: brotli mbedtls zstd openldap
-            generate: -DCURL_USE_MBEDTLS=ON -DLDAP_INCLUDE_DIR=/opt/homebrew/opt/openldap/include -DLDAP_LIBRARY=/opt/homebrew/opt/openldap/lib/libldap.dylib -DLDAP_LBER_LIBRARY=/opt/homebrew/opt/openldap/lib/liblber.dylib
+            generate: -DCURL_USE_WOLFSSL=ON -DUSE_ECH=ON -DLDAP_INCLUDE_DIR=/opt/homebrew/opt/openldap/include -DLDAP_LIBRARY=/opt/homebrew/opt/openldap/lib/libldap.dylib -DLDAP_LBER_LIBRARY=/opt/homebrew/opt/openldap/lib/liblber.dylib
+          - name: 'mbedTLS !ldap brotli zstd'
+            compiler: llvm@18
+            install: brotli mbedtls zstd
+            generate: -DCURL_USE_MBEDTLS=ON -DCURL_DISABLE_LDAP=ON
           - name: 'GnuTLS !ldap krb5'
             install: gnutls nettle krb5
             generate: -DENABLE_DEBUG=ON -DCURL_USE_GNUTLS=ON -DCURL_USE_OPENSSL=OFF -DCURL_USE_GSSAPI=ON -DGSS_ROOT_DIR=/opt/homebrew/opt/krb5 -DCURL_DISABLE_LDAP=ON -DUSE_SSLS_EXPORT=ON