re_issource = re.compile (r"(.+)_(.+?)\.(orig\.tar\.gz|diff\.gz|tar\.gz|dsc)$")
-re_single_line_field = re.compile(r"^(\S*)\s*:\s*(.*)")
+re_single_line_field = re.compile(r"^(\S*?)\s*:\s*(.*)")
re_multi_line_field = re.compile(r"^\s(.*)")
re_taint_free = re.compile(r"^[-+~/\.\w]+$")