--- a/mobile/android/base/home/TopSitesPanel.java
+++ b/mobile/android/base/home/TopSitesPanel.java
@@ -356,27 +356,26 @@ public class TopSitesPanel extends HomeF
         // Tag for the PinSiteDialog fragment.
         private static final String TAG_PIN_SITE = "pin_site";
 
         // Position of the pin.
         private int mPosition;
 
         @Override
         public void onEditPinnedSite(int position, String searchTerm) {
-            mPosition = position;
-
             final FragmentManager manager = getChildFragmentManager();
             PinSiteDialog dialog = (PinSiteDialog) manager.findFragmentByTag(TAG_PIN_SITE);
             if (dialog == null) {
-                dialog = PinSiteDialog.newInstance();
-            }
+                mPosition = position;
 
-            dialog.setOnSiteSelectedListener(this);
-            dialog.setSearchTerm(searchTerm);
-            dialog.show(manager, TAG_PIN_SITE);
+                dialog = PinSiteDialog.newInstance();
+                dialog.setOnSiteSelectedListener(this);
+                dialog.setSearchTerm(searchTerm);
+                dialog.show(manager, TAG_PIN_SITE);
+            }
         }
 
         @Override
         public void onSiteSelected(final String url, final String title) {
             final int position = mPosition;
             final Context context = getActivity().getApplicationContext();
             ThreadUtils.postToBackgroundThread(new Runnable() {
                 @Override