diff --git a/gtk2_ardour/icons/inspector_master_mute.png b/gtk2_ardour/icons/inspector_master_mute.png
index e4052ce8af..5829173af6 100644
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diff --git a/gtk2_ardour/icons/inspector_master_mute_active.png b/gtk2_ardour/icons/inspector_master_mute_active.png
index 199bf043c7..d870ad7785 100644
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diff --git a/gtk2_ardour/icons/inspector_monitor_input.png b/gtk2_ardour/icons/inspector_monitor_input.png
index d30ac7f695..3978ff4943 100644
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diff --git a/gtk2_ardour/icons/inspector_monitor_input_active.png b/gtk2_ardour/icons/inspector_monitor_input_active.png
index 378928f977..dc67f3e556 100644
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diff --git a/gtk2_ardour/icons/inspector_mute.png b/gtk2_ardour/icons/inspector_mute.png
index 747de538ac..2f7273a43e 100644
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diff --git a/gtk2_ardour/icons/inspector_mute_active.png b/gtk2_ardour/icons/inspector_mute_active.png
index db81a0ad18..9d4e19b5c0 100644
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diff --git a/gtk2_ardour/icons/inspector_mute_implicit.png b/gtk2_ardour/icons/inspector_mute_implicit.png
index e0631bbc7c..360caa6de3 100644
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diff --git a/gtk2_ardour/icons/inspector_record.png b/gtk2_ardour/icons/inspector_record.png
index 2bab056930..afe37b06ef 100644
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diff --git a/gtk2_ardour/icons/inspector_record_active.png b/gtk2_ardour/icons/inspector_record_active.png
index ff06b7d2d9..61d216afba 100644
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diff --git a/gtk2_ardour/icons/inspector_solo.png b/gtk2_ardour/icons/inspector_solo.png
index 6832da6a39..4e6130b1e2 100644
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diff --git a/gtk2_ardour/icons/mixer_monitor_input.png b/gtk2_ardour/icons/mixer_monitor_input.png
index ccf2636c55..90835d06a6 100644
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diff --git a/gtk2_ardour/icons/mixer_monitor_input_active.png b/gtk2_ardour/icons/mixer_monitor_input_active.png
index 4c765e4eb5..a688c7e360 100644
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diff --git a/gtk2_ardour/icons/mixer_mute.png b/gtk2_ardour/icons/mixer_mute.png
index a7b0fbcf09..752c7508eb 100644
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diff --git a/gtk2_ardour/icons/mixer_mute_active.png b/gtk2_ardour/icons/mixer_mute_active.png
index 5f8584646e..85bcf720b8 100644
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diff --git a/gtk2_ardour/icons/mixer_mute_implicit.png b/gtk2_ardour/icons/mixer_mute_implicit.png
index eaefe1a1fb..7ed890eab9 100644
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diff --git a/gtk2_ardour/icons/mixer_record.png b/gtk2_ardour/icons/mixer_record.png
index f754294205..3b0a7f9737 100644
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diff --git a/gtk2_ardour/icons/mixer_record_active.png b/gtk2_ardour/icons/mixer_record_active.png
index 943dc986c0..6865f2d47b 100644
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diff --git a/gtk2_ardour/icons/mixer_solo.png b/gtk2_ardour/icons/mixer_solo.png
index cdce1c607c..d86d1ffc97 100644
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diff --git a/gtk2_ardour/icons/time_axis_monitor_input.png b/gtk2_ardour/icons/time_axis_monitor_input.png
index 94386a121a..82cfa5c4ef 100644
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diff --git a/gtk2_ardour/icons/time_axis_monitor_input_active.png b/gtk2_ardour/icons/time_axis_monitor_input_active.png
index f8a06876e1..cd2bdb9348 100644
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diff --git a/gtk2_ardour/icons/time_axis_mute.png b/gtk2_ardour/icons/time_axis_mute.png
index 75576d8a80..44cd2574cb 100644
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diff --git a/gtk2_ardour/icons/time_axis_mute_active.png b/gtk2_ardour/icons/time_axis_mute_active.png
index 8f519c5062..99ee3117f7 100644
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diff --git a/gtk2_ardour/icons/time_axis_mute_implicit.png b/gtk2_ardour/icons/time_axis_mute_implicit.png
index b33f91cb9a..38dc240a1d 100644
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diff --git a/gtk2_ardour/icons/time_axis_record.png b/gtk2_ardour/icons/time_axis_record.png
index a413209244..8ce3ed58b4 100644
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diff --git a/gtk2_ardour/icons/time_axis_record_active.png b/gtk2_ardour/icons/time_axis_record_active.png
index a0b6da0423..a0d9d2c471 100644
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diff --git a/gtk2_ardour/icons/time_axis_solo.png b/gtk2_ardour/icons/time_axis_solo.png
index 546b3cfa2d..841bc77507 100644
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