diff --git a/lib/configure.py b/lib/configure.py
index 5ca32a5192..9fbba18799 100644
--- a/lib/configure.py
+++ b/lib/configure.py
@@ -415,14 +415,7 @@ def checkLuatex():
 \end{document}
 ''')
         # run lualatex on luatest.tex and check result
-        try:
-            luatest = cmdOutput(LUATEX + ' luatest.tex')
-        except:
-            # certainly not working
-            logger.info('LuaTeX call failed.')
-            # remove temporary files
-            removeFiles(['luatest.tex', 'luatest.log', 'luatest.aux', 'luatest.pdf'])
-            return
+        luatest = cmdOutput(LUATEX + ' luatest.tex')
         if luatest.find('XeTeX is required to compile this document') != -1:
             # fontspec/luatex too old! We do not support this version.
             logger.info(msg + ' no (probably not recent enough)')