diff --git a/dlls/ncrypt/main.c b/dlls/ncrypt/main.c
index bfda1d8295d..c2dd8c0d710 100644
--- a/dlls/ncrypt/main.c
+++ b/dlls/ncrypt/main.c
@@ -68,6 +68,14 @@ SECURITY_STATUS WINAPI NCryptEncrypt(NCRYPT_KEY_HANDLE key, BYTE *input, DWORD i
     return NTE_NOT_SUPPORTED;
 }
 
+SECURITY_STATUS WINAPI NCryptEnumAlgorithms(NCRYPT_PROV_HANDLE provider, DWORD alg_ops,
+                                            DWORD *alg_count, NCryptAlgorithmName **alg_list,
+                                            DWORD flags)
+{
+    FIXME("(0x%lx, 0x%08x, %p, %p, 0x%08x): stub\n", provider, alg_ops, alg_count, alg_list, flags);
+    return NTE_NOT_SUPPORTED;
+}
+
 SECURITY_STATUS WINAPI NCryptFinalizeKey(NCRYPT_KEY_HANDLE key, DWORD flags)
 {
     FIXME("(0x%lx, 0x%08x): stub\n", key, flags);
diff --git a/dlls/ncrypt/ncrypt.spec b/dlls/ncrypt/ncrypt.spec
index b0141808a38..c94a17d1b2e 100644
--- a/dlls/ncrypt/ncrypt.spec
+++ b/dlls/ncrypt/ncrypt.spec
@@ -67,7 +67,7 @@
 @ stub NCryptDeriveKey
 @ stub NCryptDuplicateKeyProtectorHandle
 @ stdcall NCryptEncrypt(long ptr long ptr ptr long ptr long)
-@ stub NCryptEnumAlgorithms
+@ stdcall NCryptEnumAlgorithms(long long ptr ptr long)
 @ stub NCryptEnumKeys
 @ stub NCryptEnumStorageProviders
 @ stub NCryptExportKey
diff --git a/include/ncrypt.h b/include/ncrypt.h
index 85ced7a2fb4..cf4442ccd86 100644
--- a/include/ncrypt.h
+++ b/include/ncrypt.h
@@ -32,6 +32,13 @@ typedef LONG SECURITY_STATUS;
 #define __SECSTATUS_DEFINED__
 #endif
 
+typedef struct _NCryptAlgorithmName {
+    LPWSTR pszName;
+    DWORD dwClass;
+    DWORD dwAlgOperations;
+    DWORD dwFlags;
+} NCryptAlgorithmName;
+
 typedef ULONG_PTR NCRYPT_HANDLE;
 typedef ULONG_PTR NCRYPT_PROV_HANDLE;
 typedef ULONG_PTR NCRYPT_KEY_HANDLE;