diff --git a/src/ssl/SSLManager.cpp b/src/ssl/SSLManager.cpp
index 72a7c56..484dd8f 100644
--- a/src/ssl/SSLManager.cpp
+++ b/src/ssl/SSLManager.cpp
@@ -337,7 +337,15 @@ std::shared_ptr<SSLContext> SSLManager::loadContext(std::string &rawKey, std::st
 
             const uint8_t* mem_ptr{nullptr};
             size_t length{0};
+#ifdef CRYPTO_BORINGSSL
             if(!BIO_mem_contents(&*bio_private_key, &mem_ptr, &length)) SSL_ERROR("Failed to get mem contents: ");
+#else
+            BUF_MEM memory{};
+            if(!BIO_get_mem_ptr(&*bio_private_key, &memory)) SSL_ERROR("Failed to get mem contents: ");
+
+            mem_ptr = (uint8_t*) memory.data;
+            length = memory.length;
+#endif
             if(!mem_ptr || length < 0) SSL_ERROR("Could not get private key mem pointer/invalid length: ");
             rawKey.reserve(length);
             memcpy(rawKey.data(), mem_ptr, length);
@@ -354,7 +362,15 @@ std::shared_ptr<SSLContext> SSLManager::loadContext(std::string &rawKey, std::st
 
             const uint8_t* mem_ptr{nullptr};
             size_t length{0};
+#ifdef CRYPTO_BORINGSSL
             if(!BIO_mem_contents(&*bio_private_key, &mem_ptr, &length)) SSL_ERROR("Failed to get mem contents: ");
+#else
+            BUF_MEM memory{};
+            if(!BIO_get_mem_ptr(&*bio_private_key, &memory)) SSL_ERROR("Failed to get mem contents: ");
+
+            mem_ptr = (uint8_t*) memory.data;
+            length = memory.length;
+#endif
             if(!mem_ptr || length < 0) SSL_ERROR("Could not get cert bio mem pointer/invalid length: ");
             rawCert.reserve(length);
             memcpy(rawCert.data(), mem_ptr, length);