diff --git a/README.md b/README.md
index 6439e94..25454bf 100644
--- a/README.md
+++ b/README.md
@@ -97,7 +97,7 @@ Please see `custom_class` example for details.
 - [Easing v0.1.0](https://github.com/hideakitai/Easing)
 - [PollingTimer v0.2.5](https://github.com/hideakitai/PollingTimer)
 - [ArxTypeTraits v0.2.1](https://github.com/hideakitai/ArxTypeTraits)
-- [ArxContainer v0.3.10](https://github.com/hideakitai/ArxContainer)
+- [ArxContainer v0.3.11](https://github.com/hideakitai/ArxContainer)
 - [ArxSmartPtr v0.2.1](https://github.com/hideakitai/ArxSmartPtr)
 - [TeensyDirtySTLErrorSolution v0.1.0](https://github.com/hideakitai/TeensyDirtySTLErrorSolution)
 
diff --git a/Tween/util/ArxContainer/ArxContainer.h b/Tween/util/ArxContainer/ArxContainer.h
index aaaa081..72b7830 100644
--- a/Tween/util/ArxContainer/ArxContainer.h
+++ b/Tween/util/ArxContainer/ArxContainer.h
@@ -179,10 +179,10 @@ namespace arx {
         T& operator[] (size_t index) { return get(head_ + (int)index); }
 
         iterator begin() { return ptr(head_); }
-        iterator end() { return (queue_ + tail_); }
+        iterator end() { return (queue_ + tail_ + 1); }
 
         const_iterator begin() const { return (const_iterator)ptr(head_); }
-        const_iterator end() const { return (const_iterator)(queue_ + tail_); }
+        const_iterator end() const { return (const_iterator)(queue_ + tail_ + 1); }
 
         iterator erase(iterator p)
         {
diff --git a/Tween/util/ArxContainer/README.md b/Tween/util/ArxContainer/README.md
index 8786bfa..3a57c60 100644
--- a/Tween/util/ArxContainer/README.md
+++ b/Tween/util/ArxContainer/README.md
@@ -158,7 +158,6 @@ PRs are welcome!
 
 - [Packetizer](https://github.com/hideakitai/Packetizer)
 - [MsgPack](https://github.com/hideakitai/MsgPack)
-- [MsgPacketizer](https://github.com/hideakitai/MsgPacketizer)
 - [ArduinoOSC](https://github.com/hideakitai/ArduinoOSC)
 - [ArtNet](https://github.com/hideakitai/ArtNet)
 - [Tween](https://github.com/hideakitai/Tween)
diff --git a/Tween/util/ArxContainer/library.json b/Tween/util/ArxContainer/library.json
index d2342a7..c095a99 100644
--- a/Tween/util/ArxContainer/library.json
+++ b/Tween/util/ArxContainer/library.json
@@ -11,7 +11,7 @@
         "url": "https://github.com/hideakitai",
         "maintainer": true
     },
-    "version": "0.3.10",
+    "version": "0.3.11",
     "license": "MIT",
     "frameworks": "arduino",
     "platforms": "*"
diff --git a/Tween/util/ArxContainer/library.properties b/Tween/util/ArxContainer/library.properties
index 408a80d..ca75b4b 100644
--- a/Tween/util/ArxContainer/library.properties
+++ b/Tween/util/ArxContainer/library.properties
@@ -1,5 +1,5 @@
 name=ArxContainer
-version=0.3.10
+version=0.3.11
 author=hideakitai
 maintainer=hideakitai
 sentence=C++ container-like classes (vector, map, etc.) for Arduino which cannot use STL