diff --git a/arch/arm/src/kinetis/kinetis_pinirq.c b/arch/arm/src/kinetis/kinetis_pinirq.c
index 4d2c31ba7c5..f40be80a8e4 100644
--- a/arch/arm/src/kinetis/kinetis_pinirq.c
+++ b/arch/arm/src/kinetis/kinetis_pinirq.c
@@ -41,6 +41,7 @@
 #include <nuttx/config.h>
 
 #include <assert.h>
+#include <errno.h>
 #include <debug.h>
 
 #include <nuttx/irq.h>