diff --git a/images/tab-bg-hover-00.png b/images/tab-bg-hover-06.png
similarity index 100%
rename from images/tab-bg-hover-00.png
rename to images/tab-bg-hover-06.png
diff --git a/images/tab-bg-selected-hover-00.png b/images/tab-bg-selected-hover-06.png
similarity index 100%
rename from images/tab-bg-selected-hover-00.png
rename to images/tab-bg-selected-hover-06.png
diff --git a/skin/classic/treestyletab/square/tab-bg-hover.png b/skin/classic/treestyletab/square/tab-bg-hover.png
index 60f21f9d..bbcabc90 100644
Binary files a/skin/classic/treestyletab/square/tab-bg-hover.png and b/skin/classic/treestyletab/square/tab-bg-hover.png differ
diff --git a/skin/classic/treestyletab/square/tab-bg-selected-hover.png b/skin/classic/treestyletab/square/tab-bg-selected-hover.png
index b97bac7a..22ce7426 100644
Binary files a/skin/classic/treestyletab/square/tab-bg-selected-hover.png and b/skin/classic/treestyletab/square/tab-bg-selected-hover.png differ