diff --git a/bitbake/lib/bb/parse/parse_py/ConfHandler.py b/bitbake/lib/bb/parse/parse_py/ConfHandler.py
index 64b8208b70..0e24b723f0 100644
--- a/bitbake/lib/bb/parse/parse_py/ConfHandler.py
+++ b/bitbake/lib/bb/parse/parse_py/ConfHandler.py
@@ -32,7 +32,7 @@ from bb.parse import ParseError, resolve_file, ast, logger
 __config_regexp__  = re.compile( r"(?P<exp>export\s*)?(?P<var>[a-zA-Z0-9\-_+.${}/]+)(\[(?P<flag>[a-zA-Z0-9\-_+.]+)\])?\s*((?P<colon>:=)|(?P<lazyques>\?\?=)|(?P<ques>\?=)|(?P<append>\+=)|(?P<prepend>=\+)|(?P<predot>=\.)|(?P<postdot>\.=)|=)\s*(?P<apo>['\"])(?P<value>.*)(?P=apo)$")
 __include_regexp__ = re.compile( r"include\s+(.+)" )
 __require_regexp__ = re.compile( r"require\s+(.+)" )
-__export_regexp__ = re.compile( r"export\s+(.+)" )
+__export_regexp__ = re.compile( r"export\s+([a-zA-Z0-9\-_+.${}/]+)$" )
 
 def init(data):
     topdir = data.getVar('TOPDIR')