diff --git a/Products/CMFPlone/browser/icons.py b/Products/CMFPlone/browser/icons.py
index 1bb25e7d58..4b4a4495ba 100644
--- a/Products/CMFPlone/browser/icons.py
+++ b/Products/CMFPlone/browser/icons.py
@@ -64,9 +64,13 @@ class IconsView(BrowserView):
 
     prefix = "plone.icon."
     defaulticon = "++plone++icons/plone.svg"
+    name = ""
 
     def publishTraverse(self, request, name):
-        self.name = name
+        if self.name:
+            # fix traversing to eg. "contenttype/document"
+            self.name += "/"
+        self.name += name
         return self
 
     def __call__(self):
diff --git a/news/3500.bugfix b/news/3500.bugfix
new file mode 100644
index 0000000000..cd758e0f65
--- /dev/null
+++ b/news/3500.bugfix
@@ -0,0 +1,2 @@
+fix `@@iconresolver` to resolve names with "/" correctly (eg. "contenttype/document")
+[petschki]