diff --git a/src/main/scala/li/cil/oc/common/Sound.scala b/src/main/scala/li/cil/oc/common/Sound.scala
index b7fed40d6..f2a2c3f93 100644
--- a/src/main/scala/li/cil/oc/common/Sound.scala
+++ b/src/main/scala/li/cil/oc/common/Sound.scala
@@ -9,7 +9,7 @@ object Sound {
   val lastPlayed = mutable.WeakHashMap.empty[Container, Long]
 
   def play(container: Container, name: String) {
-    container.world.playSoundEffect(container.xPosition, container.yPosition, container.zPosition, Settings.resourceDomain + ":" + name, 1, 1)
+    container.world.playSoundEffect(container.xPosition, container.yPosition, container.zPosition, Settings.resourceDomain + ":" + name, Settings.get.soundVolume, 1)
   }
 
   def playDiskInsert(container: Container) {
diff --git a/src/main/scala/li/cil/oc/common/tileentity/Hologram.scala b/src/main/scala/li/cil/oc/common/tileentity/Hologram.scala
index 196e1ed4d..a8d26f730 100644
--- a/src/main/scala/li/cil/oc/common/tileentity/Hologram.scala
+++ b/src/main/scala/li/cil/oc/common/tileentity/Hologram.scala
@@ -227,7 +227,7 @@ class Hologram(var tier: Int) extends traits.Environment with SidedEnvironment w
     // Change byte order here to allow passing stored color to OpenGL "as-is"
     // (as whole Int, i.e. 0xAABBGGRR, alpha is unused but present for alignment)
     colors(index - 1) = convertColor(value)
-    ServerPacketSender.sendHologramColor(this, index - 1, value)
+    ServerPacketSender.sendHologramColor(this, index - 1, colors(index - 1))
     result(oldValue)
   }