diff -rupN openssl-3.0.0/Configurations/10-main.conf openssl-3.0.0-new/Configurations/10-main.conf
--- openssl-3.0.0/Configurations/10-main.conf	2021-09-07 13:46:32.000000000 +0200
+++ openssl-3.0.0-new/Configurations/10-main.conf	2022-02-21 20:18:52.135333228 +0100
@@ -1469,7 +1469,7 @@ my %targets = (
         cppflags         => combine("-DUNICODE -D_UNICODE -DWIN32_LEAN_AND_MEAN",
                                     threads("-D_MT")),
         lib_cppflags     => "-DL_ENDIAN",
-        ex_libs          => add("-lws2_32 -lgdi32 -lcrypt32"),
+        ex_libs          => add("-lws2_32 -lgdi32 -lcrypt32 -lpathcch"),
         thread_scheme    => "winthreads",
         dso_scheme       => "win32",
         shared_target    => "mingw-shared",
diff -rupN openssl-3.0.0/crypto/provider_core.c openssl-3.0.0-new/crypto/provider_core.c
--- openssl-3.0.0/crypto/provider_core.c	2021-09-07 13:46:32.000000000 +0200
+++ openssl-3.0.0-new/crypto/provider_core.c	2022-02-21 20:02:05.674653366 +0100
@@ -27,6 +27,10 @@
 #ifndef FIPS_MODULE
 # include <openssl/self_test.h>
 #endif
+#ifdef _WIN32
+# include <windows.h>
+# include <pathcch.h>
+#endif
 
 /*
  * This file defines and uses a number of different structures:
@@ -865,6 +869,27 @@ static int provider_init(OSSL_PROVIDER *
 
             if (load_dir == NULL) {
                 load_dir = ossl_safe_getenv("OPENSSL_MODULES");
+#ifdef _WIN32
+                if (load_dir == NULL) {
+                    WCHAR execPath[MAX_PATH] = {0};
+                    if( GetModuleFileNameW(NULL, execPath, _countof(execPath)) > 0)
+                    {
+                        PathCchRemoveFileSpec(execPath, MAX_PATH);
+                        PathCchRemoveFileSpec(execPath, MAX_PATH);
+                        wcsncat(execPath, L"\\lib\\ossl-modules", MAX_PATH);
+                        int len = WideCharToMultiByte(CP_UTF8, 0, execPath, -1, NULL, 0, NULL, NULL);
+                        if (len > 0)
+                        {
+                            allocated_load_dir = OPENSSL_malloc(len);
+                            if (WideCharToMultiByte(CP_UTF8, 0, execPath, -1, allocated_load_dir, len, NULL, NULL) == len)
+                            {
+                                load_dir = allocated_load_dir;
+                            }
+                        }
+                    }
+                }
+#endif
+
                 if (load_dir == NULL)
                     load_dir = MODULESDIR;
             }