diff --git a/F-Droid/res/drawable-hdpi/ic_lock_24dp_grey600.png b/F-Droid/res/drawable-hdpi/ic_lock_24dp_grey600.png
index f08cdff0f..96f66452b 100644
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diff --git a/F-Droid/res/drawable-mdpi/ic_lock_24dp_grey600.png b/F-Droid/res/drawable-mdpi/ic_lock_24dp_grey600.png
index bc3a040c8..656fdbda7 100644
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diff --git a/F-Droid/res/drawable-xhdpi/ic_lock_24dp_grey600.png b/F-Droid/res/drawable-xhdpi/ic_lock_24dp_grey600.png
index cbf1b1907..3fec2b5db 100644
Binary files a/F-Droid/res/drawable-xhdpi/ic_lock_24dp_grey600.png and b/F-Droid/res/drawable-xhdpi/ic_lock_24dp_grey600.png differ
diff --git a/F-Droid/res/drawable-xxhdpi/ic_lock_24dp_grey600.png b/F-Droid/res/drawable-xxhdpi/ic_lock_24dp_grey600.png
index 520f6b166..7889d3b12 100644
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diff --git a/F-Droid/res/drawable-xxxhdpi/ic_lock_24dp_grey600.png b/F-Droid/res/drawable-xxxhdpi/ic_lock_24dp_grey600.png
index d9797dfe5..884decbe3 100644
Binary files a/F-Droid/res/drawable-xxxhdpi/ic_lock_24dp_grey600.png and b/F-Droid/res/drawable-xxxhdpi/ic_lock_24dp_grey600.png differ