diff --git a/themes/blackburn/wall.png b/themes/blackburn/wall.png
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diff --git a/themes/copland/wall.png b/themes/copland/wall.png
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diff --git a/themes/dremora/wall.png b/themes/dremora/wall.png
old mode 100755
new mode 100644
diff --git a/themes/holo/wall.png b/themes/holo/wall.png
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diff --git a/themes/multicolor/wall.png b/themes/multicolor/wall.png
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diff --git a/themes/powerarrow-darker/wall.png b/themes/powerarrow-darker/wall.png
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diff --git a/themes/rainbow/wall.png b/themes/rainbow/wall.png
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diff --git a/themes/steamburn/wall.png b/themes/steamburn/wall.png
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