diff --git a/soc/arm/atmel_sam/sam4s/soc.h b/soc/arm/atmel_sam/sam4s/soc.h
index 8f3f0a2a6a6..f45fbf51cea 100644
--- a/soc/arm/atmel_sam/sam4s/soc.h
+++ b/soc/arm/atmel_sam/sam4s/soc.h
@@ -26,7 +26,7 @@
 #include <sam4s16b.h>
 #elif defined(CONFIG_SOC_PART_NUMBER_SAM4S8C)
 #include <sam4s8c.h>
-#elif defined(CONFIG_SOC_PART_NUMBER_SAM4S18B)
+#elif defined(CONFIG_SOC_PART_NUMBER_SAM4S8B)
 #include <sam4s8b.h>
 #elif defined(CONFIG_SOC_PART_NUMBER_SAM4S4C)
 #include <sam4s4c.h>