diff --git a/pym/cl_fill_builder.py b/pym/cl_fill_builder.py
index e88700f..dac6c0c 100644
--- a/pym/cl_fill_builder.py
+++ b/pym/cl_fill_builder.py
@@ -165,6 +165,8 @@ class fillVars(object, varsShare):
         """Kernel image"""
         bootdir = path.join(self.Get('cl_builder_path'),'boot')
         modulesdir = path.join(self.Get('cl_builder_path'),'lib/modules')
+        if not os.access(modulesdir,os.R_OK):
+            return ""
         validKernel = os.listdir(modulesdir)
         kernelFiles = self.getFilesByType(bootdir,"Linux kernel")
         kernelsWithVer = \