diff --git a/packages/base/all/vendor-config-onl/src/python/onl/install/Legacy.py b/packages/base/all/vendor-config-onl/src/python/onl/install/Legacy.py
index 72ce2c38..699f5285 100644
--- a/packages/base/all/vendor-config-onl/src/python/onl/install/Legacy.py
+++ b/packages/base/all/vendor-config-onl/src/python/onl/install/Legacy.py
@@ -176,14 +176,9 @@ class Parser:
         self.ih_dcrc = hdr.pop(0)
 
         self.ih_os = hdr.pop(0)
-        if self.ih_os != self.IH_OS_LINUX:
-            raise ValueError("invalid OS code")
-
         self.ih_arch = hdr.pop(0)
 
         self.ih_type = hdr.pop(0)
-        if self.ih_type != self.IH_TYPE_MULTI:
-            raise ValueError("invalid image type")
 
         self.ih_comp = hdr.pop(0)
         # compression is ignored here, since it applies to the first