diff --git a/src/define.sh b/src/define.sh
index b863b69..c9fb844 100644
--- a/src/define.sh
+++ b/src/define.sh
@@ -87,7 +87,7 @@ parseVersion() {
     "16" | "2016" | "win16" | "win2016" | "windows2016" | "windows 2016" )
       error "Windows Server 2016 $msg" && return 1
       ;;
-    "hv" | "hyperv" | "hyper v" | "hyper-v" | "19hv" | "2019hv" | "win2019hv")
+    "hv" | "hyperv" | "hyper v" | "hyper-v" | "19hv" | "2019hv" | "win2019hv" )
       error "Hyper-V Server 2019 $msg" && return 1
       ;;
     "2012" | "2012r2" | "win2012" | "win2012r2" | "windows2012" | "windows 2012" )