diff --git a/CHANGES.md b/CHANGES.md
index 058f1ed86..eb7f0647f 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -6,7 +6,13 @@ v0.14.0 (unreleased)
 
 * No changes yet.
 
-v0.13.2 (unreleased)
+v0.13.3 (unreleased)
+--------------------
+
+* Fixed a bug related to callback functions when restoring sessions.
+  [#1695]
+
+v0.13.2 (2018-05-01)
 --------------------
 
 * Fixed a bug that caused the EditSubsetMode toolbar to not change
diff --git a/glue/core/state.py b/glue/core/state.py
index b81257984..a79f1789a 100644
--- a/glue/core/state.py
+++ b/glue/core/state.py
@@ -536,7 +536,13 @@ def _try_callbacks(self):
             except Exception:
                 pass
             else:
-                self._callbacks.remove(callback)
+                # In some cases (unclear how to trigger this) callback is no
+                # longer in the list by the time we try and remove it, hence
+                # why we need this try...except.
+                try:
+                    self._callbacks.remove(callback)
+                except ValueError:
+                    pass
 
 
 saver = GlueSerializer.serializes