diff --git a/dlls/cryptdlg/cryptdlg.spec b/dlls/cryptdlg/cryptdlg.spec
index 65569440980..1536b101a39 100644
--- a/dlls/cryptdlg/cryptdlg.spec
+++ b/dlls/cryptdlg/cryptdlg.spec
@@ -13,8 +13,8 @@
 13 stub CertModifyCertificatesToTrust
 14 stub CertSelectCertificateA
 15 stub CertSelectCertificateW
-16 stub CertViewPropertiesA
-17 stub CertViewPropertiesW
+16 stdcall CertViewPropertiesA(ptr)
+17 stdcall CertViewPropertiesW(ptr)
 18 stdcall -private DllRegisterServer()
 19 stdcall -private DllUnregisterServer()
 20 stdcall GetFriendlyNameOfCertA(ptr ptr long)
diff --git a/dlls/cryptdlg/main.c b/dlls/cryptdlg/main.c
index 316d83e4515..2447c3887b3 100644
--- a/dlls/cryptdlg/main.c
+++ b/dlls/cryptdlg/main.c
@@ -105,6 +105,24 @@ HRESULT WINAPI CertTrustFinalPolicy(CRYPT_PROVIDER_DATA *pProvData)
     return E_NOTIMPL;
 }
 
+/***********************************************************************
+ *		CertViewPropertiesA (CRYPTDLG.@)
+ */
+BOOL WINAPI CertViewPropertiesA(CERT_VIEWPROPERTIES_STRUCT_A *info)
+{
+    FIXME("(%p): stub\n", info);
+    return FALSE;
+}
+
+/***********************************************************************
+ *		CertViewPropertiesW (CRYPTDLG.@)
+ */
+BOOL WINAPI CertViewPropertiesW(CERT_VIEWPROPERTIES_STRUCT_W *info)
+{
+    FIXME("(%p): stub\n", info);
+    return FALSE;
+}
+
 /***********************************************************************
  *		DllRegisterServer (CRYPTDLG.@)
  */