diff --git a/README.md b/README.md
index 8543624..af1df8f 100644
--- a/README.md
+++ b/README.md
@@ -83,6 +83,9 @@ autify-connect-client:
   required: false
   description: "When true, start Autify Connect Client"
   default: "false"
+autify-connect-client-extra-arguments:
+  required: false
+  description: 'Extra command line arguments you want to pass to Autify Connect Client e.g. "--experimental-tunnel-proxy http://proxy".'
 autify-path:
   required: false
   default: "autify"
diff --git a/action.yml b/action.yml
index 6506c99..c4f3082 100644
--- a/action.yml
+++ b/action.yml
@@ -46,6 +46,9 @@ inputs:
     required: false
     description: 'When true, start Autify Connect Client'
     default: 'false'
+  autify-connect-client-extra-arguments:
+    required: false
+    description: 'Extra command line arguments you want to pass to Autify Connect Client e.g. "--experimental-tunnel-proxy http://proxy".'
   autify-path:
     required: false
     default: 'autify'
@@ -93,4 +96,5 @@ runs:
         INPUT_OS_VERSION: ${{ inputs.os-version }}
         INPUT_AUTIFY_CONNECT: ${{ inputs.autify-connect }}
         INPUT_AUTIFY_CONNECT_CLIENT: ${{ inputs.autify-connect-client }}
+        INPUT_AUTIFY_CONNECT_CLIENT_EXTRA_ARGUMENTS: ${{ inputs.autify-connect-client-extra-arguments }}
         INPUT_AUTIFY_PATH: ${{ inputs.autify-path }}
diff --git a/script.bash b/script.bash
index 09d06a5..85c3879 100755
--- a/script.bash
+++ b/script.bash
@@ -77,6 +77,10 @@ if [ "${INPUT_AUTIFY_CONNECT_CLIENT}" = "true" ]; then
   add_args "--autify-connect-client"
 fi
 
+if [ -n "${INPUT_AUTIFY_CONNECT_CLIENT_EXTRA_ARGUMENTS}" ]; then
+  add_args "--autify-connect-client-extra-arguments=${INPUT_AUTIFY_CONNECT_CLIENT_EXTRA_ARGUMENTS}"
+fi
+
 export AUTIFY_CLI_USER_AGENT_SUFFIX="${AUTIFY_CLI_USER_AGENT_SUFFIX:=github-actions-web-test-run}"
 
 OUTPUT=$(mktemp)
diff --git a/test/test.bash b/test/test.bash
index 33e376d..fc6059d 100755
--- a/test/test.bash
+++ b/test/test.bash
@@ -20,6 +20,7 @@ function before() {
   unset INPUT_OS_VERSION
   unset INPUT_AUTIFY_CONNECT
   unset INPUT_AUTIFY_CONNECT_CLIENT
+  unset INPUT_AUTIFY_CONNECT_CLIENT_EXTRA_ARGUMENTS
   echo "=== TEST ==="
 }
 
@@ -122,11 +123,12 @@ function test_output() {
   export INPUT_OS_VERSION=i
   export INPUT_AUTIFY_CONNECT=j
   export INPUT_AUTIFY_CONNECT_CLIENT=true
-  test_command "autify web test run a --wait -t=300 -r=b1 -r=b2 --max-retry-count=c --name=d --browser=e --device=f --device-type=g --os=h --os-version=i --autify-connect=j --autify-connect-client"
+  export INPUT_AUTIFY_CONNECT_CLIENT_EXTRA_ARGUMENTS=k
+  test_command "autify web test run a --wait -t=300 -r=b1 -r=b2 --max-retry-count=c --name=d --browser=e --device=f --device-type=g --os=h --os-version=i --autify-connect=j --autify-connect-client --autify-connect-client-extra-arguments=k"
   test_code 0
   test_log
   test_output exit-code "0"
-  test_output log "autify web test run a --wait -t=300 -r=b1 -r=b2 --max-retry-count=c --name=d --browser=e --device=f --device-type=g --os=h --os-version=i --autify-connect=j --autify-connect-client\n$(cat "$log_file")"
+  test_output log "autify web test run a --wait -t=300 -r=b1 -r=b2 --max-retry-count=c --name=d --browser=e --device=f --device-type=g --os=h --os-version=i --autify-connect=j --autify-connect-client --autify-connect-client-extra-arguments=k\n$(cat "$log_file")"
   test_output result-url "https://result"
 }