diff --git a/README.md b/README.md
index 7b9425c0d..5aff9cb21 100644
--- a/README.md
+++ b/README.md
@@ -1050,10 +1050,10 @@ SOFTWARE.
 [sonarr-armhf-shield]: https://img.shields.io/badge/armhf-no-red.svg
 [sonarr-armv7-shield]: https://img.shields.io/badge/armv7-no-red.svg
 [sonarr-i386-shield]: https://img.shields.io/badge/i386-no-red.svg
-[addon-spotify]: https://github.com/hassio-addons/addon-spotify-connect/tree/e4d5bae
-[addon-doc-spotify]: https://github.com/hassio-addons/addon-spotify-connect/blob/e4d5bae/README.md
+[addon-spotify]: https://github.com/hassio-addons/addon-spotify-connect/tree/f781375
+[addon-doc-spotify]: https://github.com/hassio-addons/addon-spotify-connect/blob/f781375/README.md
 [spotify-issue]: https://github.com/hassio-addons/addon-spotify-connect/issues
-[spotify-version-shield]: https://img.shields.io/badge/version-e4d5bae-blue.svg
+[spotify-version-shield]: https://img.shields.io/badge/version-f781375-blue.svg
 [spotify-aarch64-shield]: https://img.shields.io/badge/aarch64-yes-green.svg
 [spotify-amd64-shield]: https://img.shields.io/badge/amd64-yes-green.svg
 [spotify-armhf-shield]: https://img.shields.io/badge/armhf-no-red.svg
diff --git a/spotify/CHANGELOG.md b/spotify/CHANGELOG.md
index e97554188..fc148204d 100644
--- a/spotify/CHANGELOG.md
+++ b/spotify/CHANGELOG.md
@@ -1,4 +1,9 @@
 # Changelog since v0.13.0
+- Fix problem with declaring bash variable with dash (#286)
+
+* fix: initial volume variable name
+
+* chore: it consistent with config 
 - ⬆️ Update ghcr.io/hassio-addons/base Docker tag to v17.1.5 (#285)
 
 Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com> 
diff --git a/spotify/DOCS.md b/spotify/DOCS.md
index 53df24993..b73e12fd1 100644
--- a/spotify/DOCS.md
+++ b/spotify/DOCS.md
@@ -35,7 +35,7 @@ Example add-on configuration:
 log_level: info
 name: HomeAssistant
 bitrate: 320
-initial-volume: 50
+initial_volume: 50
 username: frenck@example.com
 password: MySpotifyPassword
 autoplay: true
@@ -76,12 +76,12 @@ however, the add-on consumes more data.
 
 Valid values: `96`, `160` (default) or `320`.
 
-### Option: `initial-volume`
+### Option: `initial_volume`
 
 Initial volume in % from 0-100. This setting takes effect when the addon starts or
 recovers from a crash.
 
-initial-volume: 50 # Optional
+initial_volume: 50 # Optional
 
 ### Option: `username`
 
diff --git a/spotify/README.md b/spotify/README.md
index 4f9cef579..6a05e7bf1 100644
--- a/spotify/README.md
+++ b/spotify/README.md
@@ -52,6 +52,6 @@ If you are more interested in stable releases of our add-ons:
 [patreon-shield]: https://frenck.dev/wp-content/uploads/2019/12/patreon.png
 [patreon]: https://www.patreon.com/frenck
 [project-stage-shield]: https://img.shields.io/badge/project%20stage-experimental-yellow.svg
-[release-shield]: https://img.shields.io/badge/version-e4d5bae-blue.svg
-[release]: https://github.com/hassio-addons/addon-spotify-connect/tree/e4d5bae
+[release-shield]: https://img.shields.io/badge/version-f781375-blue.svg
+[release]: https://github.com/hassio-addons/addon-spotify-connect/tree/f781375
 [screenshot]: https://github.com/hassio-addons/addon-spotify-connect/raw/main/images/screenshot.png
\ No newline at end of file
diff --git a/spotify/config.yaml b/spotify/config.yaml
index 5876ff83b..4fc5c26e1 100644
--- a/spotify/config.yaml
+++ b/spotify/config.yaml
@@ -1,5 +1,5 @@
 name: Spotify Connect
-version: e4d5bae
+version: f781375
 slug: spotify
 description: Play Spotify music on your Home Assistant device
 url: https://github.com/hassio-addons/addon-spotify-connect
@@ -14,7 +14,7 @@ init: false
 options:
   name: Home Assistant
   bitrate: 160
-  initial-volume: 50
+  initial_volume: 50
 schema:
   log_level: list(trace|debug|info|notice|warning|error|fatal)?
   name: str
@@ -22,5 +22,5 @@ schema:
   username: str?
   password: password?
   autoplay: bool
-  initial-volume: match(^([0-9]|[1-9][0-9]|100)$)?
+  initial_volume: match(^([0-9]|[1-9][0-9]|100)$)?
 image: ghcr.io/hassio-addons/spotify/{arch}
diff --git a/spotify/translations/en.yaml b/spotify/translations/en.yaml
index 21616a607..4d5056c92 100644
--- a/spotify/translations/en.yaml
+++ b/spotify/translations/en.yaml
@@ -14,7 +14,7 @@ configuration:
     description: >-
       The bitrate Spotify should use. The higher, the better the sound quality,
       however, the add-on consumes more data.
-  initial-volume:
+  initial_volume:
     name: Initial Volume
     description: >-
       Initial volume in % from 0-100.
diff --git a/spotify/translations/hu.yaml b/spotify/translations/hu.yaml
index 3201edf2d..b4403f37c 100644
--- a/spotify/translations/hu.yaml
+++ b/spotify/translations/hu.yaml
@@ -14,7 +14,7 @@ configuration:
     description: >-
       A Spotify által használt bitráta beállítása. Minél magasabb, annál jobb
       minőségű, viszont ez nagyobb adatforgalommal jár.
-  initial-volume:
+  initial_volume:
     name: Kezdeti térfogat
     description: >-
       Kezdeti térfogat %-ban 0-100 között.
diff --git a/spotify/translations/it.yaml b/spotify/translations/it.yaml
index 171b09969..aacd72922 100644
--- a/spotify/translations/it.yaml
+++ b/spotify/translations/it.yaml
@@ -14,7 +14,7 @@ configuration:
     description: >-
       Il bitrate che Spotify dovrebbe usare. Piú é alto, migliore é la qualitá sonora,
       tuttavia, l'add-on consumerá piú banda.
-  initial-volume:
+  initial_volume:
     name: Volume Iniziale
     description: >-
       Volume iniziale in % da 0 a 100.