diff --git a/dlls/mshtml/htmlstyle.c b/dlls/mshtml/htmlstyle.c
index 7a4ebe3e23d..a445bc2c130 100644
--- a/dlls/mshtml/htmlstyle.c
+++ b/dlls/mshtml/htmlstyle.c
@@ -485,15 +485,13 @@ static HRESULT get_nsstyle_attr_nsval(nsIDOMCSSStyleDeclaration *nsstyle, stylei
     nsresult nsres;
 
     nsAString_InitDepend(&str_name, style_tbl[sid].name);
-
     nsres = nsIDOMCSSStyleDeclaration_GetPropertyValue(nsstyle, &str_name, value);
+    nsAString_Finish(&str_name);
     if(NS_FAILED(nsres)) {
         ERR("SetProperty failed: %08x\n", nsres);
         return E_FAIL;
     }
 
-    nsAString_Finish(&str_name);
-
     return S_OK;
 }