diff --git a/README.md b/README.md
index 76bad6a..edfd766 100644
--- a/README.md
+++ b/README.md
@@ -81,6 +81,10 @@ jobs:
 
 The username of the Steam Build Account that you created in setup step 1.
 
+#### password
+
+The password of the Steam Build Account. Both this and `totp` are required together, see below.
+
 #### totp
 
 Deploying to Steam using TOTP. If this is not passed, `configVdf` is required.
diff --git a/action.yml b/action.yml
index bdd0501..2d35855 100644
--- a/action.yml
+++ b/action.yml
@@ -6,6 +6,9 @@ inputs:
     required: true
     default: ''
     description: 'The username of your builder account.'
+  password:
+    required: false
+    description: 'The password of your builder account. Required if `totp` is set.'
   totp:
     required: false
     description: 'The TOTP to use for login. If set, `configVdf` will be ignored.'
@@ -94,6 +97,7 @@ runs:
   image: Dockerfile
   env:
     steam_username: ${{ inputs.username }}
+    steam_password: ${{ inputs.password }}
     steam_totp: ${{ inputs.totp }}
     configVdf: ${{ inputs.configVdf }}
     appId: ${{ inputs.appId }}
diff --git a/steam_deploy.sh b/steam_deploy.sh
index d4ec8f0..8ba01f0 100755
--- a/steam_deploy.sh
+++ b/steam_deploy.sh
@@ -138,7 +138,7 @@ echo "#        Test login             #"
 echo "#################################"
 echo ""
 
-steamcmd +set_steam_guard_code "$steam_totp" +login "$steam_username" +quit;
+steamcmd +set_steam_guard_code "$steam_totp" +login "$steam_username" "$steam_password" +quit;
 
 ret=$?
 if [ $ret -eq 0 ]; then