diff --git a/Makefile b/Makefile
index d6227995548c15abfefa4ffcc54ddb2fbda1e8ba..423e373fed3e13e4ed555926e76b503e20065745 100644
--- a/Makefile
+++ b/Makefile
@@ -133,6 +133,7 @@ dummy := $(call unnest-vars,, \
                 stub-obj-y \
                 util-obj-y \
                 qga-obj-y \
+                qga-vss-dll-obj-y \
                 block-obj-y \
                 block-obj-m \
                 common-obj-y \
diff --git a/qga/vss-win32/install.cpp b/qga/vss-win32/install.cpp
index b791a6c33b0a9022a443102ff30133dd741598ed..b0e4426c72dd22ed3b89b8d62f36b42caa9c8365 100644
--- a/qga/vss-win32/install.cpp
+++ b/qga/vss-win32/install.cpp
@@ -75,10 +75,13 @@ static void errmsg_dialog(DWORD err, const char *text, const char *opt = "")
 
 #define chk(status) _chk(hr, status, "Failed to " #status, out)
 
+#if !defined(__MINGW64_VERSION_MAJOR) || !defined(__MINGW64_VERSION_MINOR) || \
+    __MINGW64_VERSION_MAJOR * 100 + __MINGW64_VERSION_MINOR < 301
 void __stdcall _com_issue_error(HRESULT hr)
 {
     errmsg(hr, "Unexpected error in COM");
 }
+#endif
 
 template<class T>
 HRESULT put_Value(ICatalogObject *pObj, LPCWSTR name, T val)