diff --git a/drivers/pinctrl/pinctrl_stm32.c b/drivers/pinctrl/pinctrl_stm32.c
index 3a235ae..e0380c3 100644
--- a/drivers/pinctrl/pinctrl_stm32.c
+++ b/drivers/pinctrl/pinctrl_stm32.c
@@ -6,6 +6,7 @@
 #include <asm/io.h>
 #include <dm/lists.h>
 #include <dm/pinctrl.h>
+#include <linux/err.h>
 
 DECLARE_GLOBAL_DATA_PTR;