diff --git a/src/install.sh b/src/install.sh
index 0d93f0a..9a04264 100644
--- a/src/install.sh
+++ b/src/install.sh
@@ -484,9 +484,16 @@ detectImage() {
 
   info "Detecting Windows version from ISO image..."
 
+  local src=$(find "$dir" -maxdepth 1 -type d -iname sources | head -n 1)
+
+  if [ ! -d "$src" ]; then
+    warn "failed to locate 'sources' folder in ISO image, $FB"
+    return 0
+  fi
+
   local tag result name name2 desc
-  local loc="$dir/sources/install.wim"
-  [ ! -f "$loc" ] && loc="$dir/sources/install.esd"
+  local loc=$(find "$src" -maxdepth 1 -type f -iname install.wim | head -n 1)
+  [ ! -f "$loc" ] && loc=$(find "$src" -maxdepth 1 -type f -iname install.esd | head -n 1)
 
   if [ ! -f "$loc" ]; then
     warn "failed to locate 'install.wim' or 'install.esd' in ISO image, $FB"