diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index 901a508d..6d277773 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -41,6 +41,7 @@ In this version, we fixed some bugs and made some minor enhancements:
      gesture test and setting the gesture flags of a specific main window.
    - Tune implementation of Tooltip window.
 * OPTIMIZATIONS:
+   - Optimize the fallback compositor for lucent windows.
    - Use libpixman to optimize FillBox, BitBlt, and StretchBlt.
    - Optimize the management of BLOCKHEAP.
    - Optimize the `__mg_lookfor_unused_slot`.
diff --git a/Version.md b/Version.md
index db1b3f3d..459a75b3 100644
--- a/Version.md
+++ b/Version.md
@@ -1,11 +1,11 @@
-Version 5.0.6 (2021/04/30)
+Version 5.0.6 (2021/05/20)
 
 This is the first official release of MiniGUI 5.0.x, the stable version.
 
 Other packages for MiniGUI resource, tools, components, and samples:
 
 - GVFB: `gvfb-1.2.5.tar.gz`
-- The resource package: `minigui-res-5.0.0.tar.gz`
+- The resource package: `minigui-res-5.0.6.tar.gz`
 - mGUtils component: `libmgutils-1.5.0.tar.gz`
 - mGPlus component: `libmgplus-1.5.0.tar.gz`
 - mGEff component: `libmgeff-1.5.0.tar.gz`