diff --git a/DeepSkyStacker/res/BiasCYMG@2X.png b/DeepSkyStacker/res/BiasCYMG@2z.png
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rename from DeepSkyStacker/res/BiasCYMG@2X.png
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diff --git a/DeepSkyStacker/res/BiasColour@2X.png b/DeepSkyStacker/res/BiasColour@2z.png
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rename from DeepSkyStacker/res/BiasColour@2X.png
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