diff --git a/sys/arm/arm/gic.c b/sys/arm/arm/gic.c
index b1b7aacd63ab..1f288a999daf 100644
--- a/sys/arm/arm/gic.c
+++ b/sys/arm/arm/gic.c
@@ -108,7 +108,7 @@
 #endif
 
 struct gic_irqsrc {
-	struct intr_irqsrc	gi_isrc;
+	struct intr_irqsrc	gi_isrc __subobject_use_container_bounds;
 	uint32_t		gi_irq;
 	enum intr_polarity	gi_pol;
 	enum intr_trigger	gi_trig;