diff --git a/VERSION b/VERSION
index dfabc077..8b8f35d1 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.17.3-develop78
+1.17.3-develop79
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diff --git a/defaults/overlays/images/audio_codec/standard/Dolby-Digital.png b/defaults/overlays/images/audio_codec/standard/digital.png
similarity index 100%
rename from defaults/overlays/images/audio_codec/standard/Dolby-Digital.png
rename to defaults/overlays/images/audio_codec/standard/digital.png
diff --git a/defaults/overlays/images/audio_codec/standard/Dolby-Atmos.png b/defaults/overlays/images/audio_codec/standard/dolby_atmos.png
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diff --git a/defaults/overlays/images/audio_codec/standard/DTS-ES.png b/defaults/overlays/images/audio_codec/standard/dtses.png
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rename from defaults/overlays/images/audio_codec/standard/DTS-ES.png
rename to defaults/overlays/images/audio_codec/standard/dtses.png
diff --git a/defaults/overlays/images/audio_codec/standard/DTS-X.png b/defaults/overlays/images/audio_codec/standard/dtsx.png
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rename from defaults/overlays/images/audio_codec/standard/DTS-X.png
rename to defaults/overlays/images/audio_codec/standard/dtsx.png
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diff --git a/defaults/overlays/images/audio_codec/standard/DTS-HD-HRA.png b/defaults/overlays/images/audio_codec/standard/hra.png
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diff --git a/defaults/overlays/images/audio_codec/standard/DTS-HD-MA.png b/defaults/overlays/images/audio_codec/standard/ma.png
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rename to defaults/overlays/images/audio_codec/standard/ma.png
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diff --git a/defaults/overlays/images/audio_codec/standard/Dolby-Digital-Plus.png b/defaults/overlays/images/audio_codec/standard/plus.png
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rename from defaults/overlays/images/audio_codec/standard/Dolby-Digital-Plus.png
rename to defaults/overlays/images/audio_codec/standard/plus.png
diff --git a/defaults/overlays/images/audio_codec/standard/Dolby-Digital-Plus-Atmos.png b/defaults/overlays/images/audio_codec/standard/plus_atmos.png
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diff --git a/defaults/overlays/images/audio_codec/standard/Dolby-TrueHD.png b/defaults/overlays/images/audio_codec/standard/truehd.png
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rename to defaults/overlays/images/audio_codec/standard/truehd.png
diff --git a/defaults/overlays/images/audio_codec/standard/Dolby-TrueHD-Atmos.png b/defaults/overlays/images/audio_codec/standard/truehd_atmos.png
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rename from defaults/overlays/images/audio_codec/standard/Dolby-TrueHD-Atmos.png
rename to defaults/overlays/images/audio_codec/standard/truehd_atmos.png