diff --git a/dlls/mshtml/htmlframebase.c b/dlls/mshtml/htmlframebase.c
index 03b48b64e31..dc2ea08d825 100644
--- a/dlls/mshtml/htmlframebase.c
+++ b/dlls/mshtml/htmlframebase.c
@@ -443,16 +443,31 @@ void HTMLFrameBase_destructor(HTMLFrameBase *This)
     if(This->content_window)
         This->content_window->frame_element = NULL;
 
+    if(This->nsframe)
+        nsIDOMHTMLFrameElement_Release(This->nsframe);
+    if(This->nsiframe)
+        nsIDOMHTMLIFrameElement_Release(This->nsiframe);
+
     HTMLElement_destructor(&This->element.node);
 }
 
 void HTMLFrameBase_Init(HTMLFrameBase *This, HTMLDocumentNode *doc, nsIDOMHTMLElement *nselem,
         dispex_static_data_t *dispex_data)
 {
+    nsresult nsres;
+
     This->lpIHTMLFrameBaseVtbl = &HTMLFrameBaseVtbl;
     This->lpIHTMLFrameBase2Vtbl = &HTMLFrameBase2Vtbl;
 
     HTMLElement_Init(&This->element, doc, nselem, dispex_data);
+
+    nsres = nsIDOMHTMLElement_QueryInterface(nselem, &IID_nsIDOMHTMLFrameElement, (void**)&This->nsframe);
+    if(NS_FAILED(nsres)) {
+        nsres = nsIDOMHTMLElement_QueryInterface(nselem, &IID_nsIDOMHTMLIFrameElement, (void**)&This->nsiframe);
+        if(NS_FAILED(nsres))
+            ERR("Could not get nsIDOMHTML[I]Frame interface\n");
+    }else
+        This->nsiframe = NULL;
 }
 
 typedef struct {
@@ -492,17 +507,11 @@ static HRESULT HTMLFrameElement_get_document(HTMLDOMNode *iface, IDispatch **p)
 static HRESULT HTMLFrameElement_bind_to_tree(HTMLDOMNode *iface)
 {
     HTMLFrameElement *This = HTMLFRAME_NODE_THIS(iface);
-    nsIDOMHTMLFrameElement *nsframe;
     nsIDOMDocument *nsdoc;
     nsresult nsres;
     HRESULT hres;
 
-    nsres = nsIDOMHTMLElement_QueryInterface(This->framebase.element.nselem, &IID_nsIDOMHTMLFrameElement, (void**)&nsframe);
-    if(NS_FAILED(nsres))
-        return E_FAIL;
-
-    nsres = nsIDOMHTMLFrameElement_GetContentDocument(nsframe, &nsdoc);
-    nsIDOMHTMLFrameElement_Release(nsframe);
+    nsres = nsIDOMHTMLFrameElement_GetContentDocument(This->framebase.nsframe, &nsdoc);
     if(NS_FAILED(nsres) || !nsdoc) {
         ERR("GetContentDocument failed: %08x\n", nsres);
         return E_FAIL;
@@ -531,18 +540,12 @@ static const NodeImplVtbl HTMLFrameElementImplVtbl = {
 
 HTMLElement *HTMLFrameElement_Create(HTMLDocumentNode *doc, nsIDOMHTMLElement *nselem)
 {
-    nsIDOMHTMLFrameElement *nsframe;
     HTMLFrameElement *ret;
-    nsresult nsres;
 
     ret = heap_alloc_zero(sizeof(HTMLFrameElement));
 
     ret->framebase.element.node.vtbl = &HTMLFrameElementImplVtbl;
 
-    nsres = nsIDOMHTMLElement_QueryInterface(nselem, &IID_nsIDOMHTMLFrameElement, (void**)&nsframe);
-    if(NS_FAILED(nsres))
-        ERR("Could not get nsIDOMHTMLFrameElement iface: %08x\n", nsres);
-
     HTMLFrameBase_Init(&ret->framebase, doc, nselem, NULL);
 
     return &ret->framebase.element;
diff --git a/dlls/mshtml/htmliframe.c b/dlls/mshtml/htmliframe.c
index 2132df35308..ed86dd0394b 100644
--- a/dlls/mshtml/htmliframe.c
+++ b/dlls/mshtml/htmliframe.c
@@ -33,10 +33,6 @@ WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
 
 typedef struct {
     HTMLFrameBase framebase;
-
-    LONG ref;
-
-    nsIDOMHTMLIFrameElement *nsiframe;
 } HTMLIFrame;
 
 #define HTMLIFRAME_NODE_THIS(iface) DEFINE_THIS2(HTMLIFrame, framebase.element.node, iface)
@@ -52,9 +48,6 @@ static void HTMLIFrame_destructor(HTMLDOMNode *iface)
 {
     HTMLIFrame *This = HTMLIFRAME_NODE_THIS(iface);
 
-    if(This->nsiframe)
-        nsIDOMHTMLIFrameElement_Release(This->nsiframe);
-
     HTMLFrameBase_destructor(&This->framebase);
 }
 
@@ -86,7 +79,7 @@ static HRESULT HTMLIFrame_bind_to_tree(HTMLDOMNode *iface)
     nsresult nsres;
     HRESULT hres;
 
-    nsres = nsIDOMHTMLIFrameElement_GetContentDocument(This->nsiframe, &nsdoc);
+    nsres = nsIDOMHTMLIFrameElement_GetContentDocument(This->framebase.nsiframe, &nsdoc);
     if(NS_FAILED(nsres) || !nsdoc) {
         ERR("GetContentDocument failed: %08x\n", nsres);
         return E_FAIL;
@@ -134,16 +127,11 @@ static dispex_static_data_t HTMLIFrame_dispex = {
 HTMLElement *HTMLIFrame_Create(HTMLDocumentNode *doc, nsIDOMHTMLElement *nselem)
 {
     HTMLIFrame *ret;
-    nsresult nsres;
 
     ret = heap_alloc_zero(sizeof(HTMLIFrame));
 
     ret->framebase.element.node.vtbl = &HTMLIFrameImplVtbl;
 
-    nsres = nsIDOMHTMLElement_QueryInterface(nselem, &IID_nsIDOMHTMLIFrameElement, (void**)&ret->nsiframe);
-    if(NS_FAILED(nsres))
-        ERR("Could not get nsIDOMHTMLIFrameElement iface: %08x\n", nsres);
-
     HTMLFrameBase_Init(&ret->framebase, doc, nselem, &HTMLIFrame_dispex);
 
     return &ret->framebase.element;
diff --git a/dlls/mshtml/mshtml_private.h b/dlls/mshtml/mshtml_private.h
index 012d54311b7..1beaf550ac6 100644
--- a/dlls/mshtml/mshtml_private.h
+++ b/dlls/mshtml/mshtml_private.h
@@ -504,6 +504,9 @@ struct HTMLFrameBase {
     const IHTMLFrameBase2Vtbl  *lpIHTMLFrameBase2Vtbl;
 
     HTMLWindow *content_window;
+
+    nsIDOMHTMLFrameElement *nsframe;
+    nsIDOMHTMLIFrameElement *nsiframe;
 };
 
 typedef struct _mutation_queue_t {