diff --git a/Install-Lers.ps1 b/Install-Lers.ps1
index 680d396..ab34b1f 100644
--- a/Install-Lers.ps1
+++ b/Install-Lers.ps1
@@ -89,7 +89,7 @@ $osRelease = Get-Content /etc/os-release | ConvertFrom-StringData
 
 # Проверяем установлен ли Docker
 
-if (IsInstalled-Docker) {
+if (Get-Command "docker" -ErrorAction SilentlyContinue) {
 	Write-Host "Docker установлен."
 }
 else {