diff --git a/recipes-qt/qt6/qtwebengine_git.bb b/recipes-qt/qt6/qtwebengine_git.bb
index 0bc34e0..74ed2ac 100644
--- a/recipes-qt/qt6/qtwebengine_git.bb
+++ b/recipes-qt/qt6/qtwebengine_git.bb
@@ -87,3 +87,7 @@ FILES:${PN}-tools = ""
 INSANE_SKIP:${PN} += "textrel"
 
 QT_PTEST_ENABLED = "0"
+
+# QTBUG-109565 workaround: Disable GCC -O2 on armv7a-neon due to stack alignment issue
+FULL_OPTIMIZATION:remove:armv7a = "${@bb.utils.contains('TUNE_FEATURES', 'neon', '-O2', '', d)}"
+FULL_OPTIMIZATION:append:armv7a = "${@bb.utils.contains('TUNE_FEATURES', 'neon', ' -O1', '', d)}"