diff --git a/externals/CMakeLists.txt b/externals/CMakeLists.txt
index 25f864e0fb..d86e6e34e4 100644
--- a/externals/CMakeLists.txt
+++ b/externals/CMakeLists.txt
@@ -190,7 +190,7 @@ if (NOT OPENSSL_FOUND)
     set(LIBRESSL_SKIP_INSTALL ON CACHE BOOL "")
     set(OPENSSLDIR "/etc/ssl/")
     add_subdirectory(libressl EXCLUDE_FROM_ALL)
-    target_include_directories(ssl INTERFACE ./libressl/include)
+    target_include_directories(ssl SYSTEM INTERFACE ./libressl/include)
     target_compile_definitions(ssl PRIVATE -DHAVE_INET_NTOP)
     get_directory_property(OPENSSL_LIBRARIES
         DIRECTORY libressl
diff --git a/src/core/hle/service/http/http_c.h b/src/core/hle/service/http/http_c.h
index aaaf7f4439..722e5e93ae 100644
--- a/src/core/hle/service/http/http_c.h
+++ b/src/core/hle/service/http/http_c.h
@@ -20,14 +20,7 @@
 #if defined(__ANDROID__)
 #include <ifaddrs.h>
 #endif
-#if defined(_WIN32) && !defined(_MSC_VER)
-#pragma GCC diagnostic push
-#pragma GCC diagnostic warning "-Werror"
-#endif
 #include <httplib.h>
-#if defined(_WIN32) && !defined(_MSC_VER)
-#pragma GCC diagnostic pop
-#endif
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/kernel/shared_memory.h"
 #include "core/hle/service/service.h"