diff --git a/angelspetrochem/changelog.txt b/angelspetrochem/changelog.txt
index 673f2512c..9f35ec9fa 100644
--- a/angelspetrochem/changelog.txt
+++ b/angelspetrochem/changelog.txt
@@ -36,6 +36,7 @@ Date: ##.##.2022
     - Added Air filter 3 (853)
       - Reduced module slots of Air filter 1 (2 -> 0) and Air filter 2 (2 -> 1)
       - Reduced speed of Air filter 2 to 1.5
+    - Update gas-refinery sound
   Bugfixes:
     - Fixed machine output arrows (839)
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diff --git a/angelspetrochem/sound/gas-refinery.ogg b/angelspetrochem/sound/gas-refinery.ogg
index bbf0b9cf2..a60675ffc 100644
Binary files a/angelspetrochem/sound/gas-refinery.ogg and b/angelspetrochem/sound/gas-refinery.ogg differ