diff --git a/apps/matrixclock/README.md b/apps/matrixclock/README.md
index fbd21dd23..a2add957a 100644
--- a/apps/matrixclock/README.md
+++ b/apps/matrixclock/README.md
@@ -13,7 +13,8 @@ Please use the setting->App->Matrix Clock Menu to change the settings
 ## Colour Themes
 
 Some of the colours schemes that are available from the settings screen
-| ![](color_green_on_black.jpg) | ![](color_black_on_white.jpg) |  ![](color_white_on_gray.jpg)    |
+
+| ![](matrix_green_on_black.jpg) | ![](matrix_black_on_white.jpg) |  ![](matrix_white_on_gray.jpg)    |
 |-------------------------------|-------------------------------|-----|
 | green on black                | white on black                |   white on gray  |
 
diff --git a/apps/matrixclock/color_black_on_white.jpg b/apps/matrixclock/color_black_on_white.jpg
deleted file mode 100644
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diff --git a/apps/matrixclock/color_green_on_black.jpg b/apps/matrixclock/color_green_on_black.jpg
deleted file mode 100644
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diff --git a/apps/matrixclock/color_white_on_gray.jpg b/apps/matrixclock/color_white_on_gray.jpg
deleted file mode 100644
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diff --git a/apps/matrixclock/matrix_black_on_white.jpg b/apps/matrixclock/matrix_black_on_white.jpg
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index 000000000..545545c65
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diff --git a/apps/matrixclock/matrix_green_on_black.jpg b/apps/matrixclock/matrix_green_on_black.jpg
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index 000000000..7caa38bec
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diff --git a/apps/matrixclock/matrix_white_on_gray.jpg b/apps/matrixclock/matrix_white_on_gray.jpg
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index 000000000..dc9d2f3ba
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diff --git a/apps/matrixclock/metadata.json b/apps/matrixclock/metadata.json
index 0436cb21e..90e512d62 100644
--- a/apps/matrixclock/metadata.json
+++ b/apps/matrixclock/metadata.json
@@ -4,7 +4,7 @@
   "version": "0.05",
   "description": "inspired by The Matrix, a clock of the same style",
   "icon": "matrixclock.png",
-  "screenshots": [{"url":"screenshot_matrix.png"}],
+  "screenshots": [{"url":"color_green_on_black.jpg"}],
   "type": "clock",
   "tags": "clock",
   "supports": ["BANGLEJS","BANGLEJS2"],
diff --git a/apps/matrixclock/screenshot_matrix.png b/apps/matrixclock/screenshot_matrix.png
deleted file mode 100644
index 3d843848c..000000000
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