diff --git a/README.md b/README.md
index a6ccb4c..245201c 100644
--- a/README.md
+++ b/README.md
@@ -7,3 +7,5 @@ Ett enkelt tmux-plugin för att styra spotify-player från tmux.
 - `prefix + Space` - Pausa/Spela upp låt
 - `prefix + N` - Nästa låt
 - `prefix + P` - Föregående låt
+- `prefix + +` - Höj volymen
+- `prefix + -` - Sänk volymen
diff --git a/scripts/decrease.sh b/scripts/decrease.sh
new file mode 100755
index 0000000..523a89d
--- /dev/null
+++ b/scripts/decrease.sh
@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+
+$(spotify_player playback volume --offset -- -5)
diff --git a/scripts/increase.sh b/scripts/increase.sh
new file mode 100755
index 0000000..77f6156
--- /dev/null
+++ b/scripts/increase.sh
@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+
+$(spotify_player playback volume --offset +5)
diff --git a/spotify.tmux b/spotify.tmux
index e0a0f4e..ebc21a5 100755
--- a/spotify.tmux
+++ b/spotify.tmux
@@ -4,3 +4,5 @@ CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 tmux bind-key Space run-shell "$CURRENT_DIR/scripts/play-pause.sh"
 tmux bind-key N run-shell "$CURRENT_DIR/scripts/next_song.sh"
 tmux bind-key P run-shell "$CURRENT_DIR/scripts/prev_song.sh"
+tmux bind-key + run-shell "$CURRENT_DIR/scripts/increase.sh"
+tmux bind-key - run-shell "$CURRENT_DIR/scripts/decrease.sh"