diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index ab5c35a8..c8bb2aa0 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -148,7 +148,12 @@ if (OPENSSL_FOUND)
 
     set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
     set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
-    check_symbol_exists(EVP_PKEY_ED25519 "openssl/evp.h" HAVE_OPENSSL_ED25519)
+    check_symbol_exists(EVP_PKEY_ED25519 "openssl/evp.h" FOUND_OPENSSL_ED25519)
+
+    if (HAVE_OPENSSL_EVP_DIGESTSIGN AND HAVE_OPENSSL_EVP_DIGESTVERIFY AND
+        FOUND_OPENSSL_ED25519)
+        set(HAVE_OPENSSL_ED25519 1)
+    endif()
 
     set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
     set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})