diff --git a/dlls/appwiz.cpl/addons.c b/dlls/appwiz.cpl/addons.c
index 4e59654..b3a8f9b 100644
--- a/dlls/appwiz.cpl/addons.c
+++ b/dlls/appwiz.cpl/addons.c
@@ -65,8 +65,8 @@ WINE_DEFAULT_DEBUG_CHANNEL(appwizcpl);
 #define GECKO_SHA "???"
 #endif
 
-#define MONO_VERSION "0.0.8"
-#define MONO_SHA "dd349e72249ce5ff981be0e9dae33ac4a46a9f60"
+#define MONO_VERSION "4.5.0"
+#define MONO_SHA "4c01b2a64104e5fa4b73740355aa57c4cbeb710e"
 
 typedef struct {
     const char *version;
diff --git a/dlls/mscoree/mscoree_main.c b/dlls/mscoree/mscoree_main.c
index 5b4a2c7..103071e 100644
--- a/dlls/mscoree/mscoree_main.c
+++ b/dlls/mscoree/mscoree_main.c
@@ -660,7 +660,7 @@ static BOOL install_wine_mono(void)
     LONG len;
     BOOL ret;
 
-    static const char* mono_version = "0.0.8";
+    static const char* mono_version = "4.5.0";
     static const char* mono_product_code = "{E45D8920-A758-4088-B6C6-31DBB276992E}";
 
     static const WCHAR controlW[] = {'\\','c','o','n','t','r','o','l','.','e','x','e',0};