diff --git a/Scripts/UVtools.Powershell/Erode-Bottom.ps1 b/Scripts/UVtools.Powershell/Erode-Bottom.ps1
index b7c47bf..7149989 100644
--- a/Scripts/UVtools.Powershell/Erode-Bottom.ps1
+++ b/Scripts/UVtools.Powershell/Erode-Bottom.ps1
@@ -1,4 +1,9 @@
 # UVtools Script
+if($PSVersionTable.PSVersion.Major -lt 7){
+    Write-Error("Powershell version $($PSVersionTable.PSVersion) is not compatible with this script.`n
+You need at least the version 7.")
+    return;
+}
 ########################
 # Script Configuration #
 ########################
diff --git a/Scripts/UVtools.Powershell/List-Layers.ps1 b/Scripts/UVtools.Powershell/List-Layers.ps1
index 511b884..742e745 100644
--- a/Scripts/UVtools.Powershell/List-Layers.ps1
+++ b/Scripts/UVtools.Powershell/List-Layers.ps1
@@ -1,4 +1,9 @@
 # UVtools Script
+if($PSVersionTable.PSVersion.Major -lt 7){
+    Write-Error("Powershell version $($PSVersionTable.PSVersion) is not compatible with this script.`n
+You need at least the version 7.")
+    return;
+}
 ########################
 # Script Configuration #
 ########################