diff --git a/poky/meta/classes/meson.bbclass b/poky/meta/classes/meson.bbclass
index 06034e8..e962803 100644
--- a/poky/meta/classes/meson.bbclass
+++ b/poky/meta/classes/meson.bbclass
@@ -164,7 +164,8 @@
 python meson_do_qa_configure() {
     import re
     warn_re = re.compile(r"^WARNING: Cross property (.+) is using default value (.+)$", re.MULTILINE)
-    log = open(d.expand("${B}/meson-logs/meson-log.txt")).read()
+    with open(d.expand("${B}/meson-logs/meson-log.txt")) as logfile:
+        log = logfile.read()
     for (prop, value) in warn_re.findall(log):
         bb.warn("Meson cross property %s used without explicit assignment, defaulting to %s" % (prop, value))
 }