diff --git a/arch/arm/src/kinetis/kinetis.h b/arch/arm/src/kinetis/kinetis.h
index 5af8f8e004..86bd62995a 100644
--- a/arch/arm/src/kinetis/kinetis.h
+++ b/arch/arm/src/kinetis/kinetis.h
@@ -778,7 +778,7 @@ int kinetis_netinitialize(int intf);
  *
  ************************************************************************************/
 #ifdef CONFIG_KINETIS_FLEXCAN
-int kinetis_caninitialize(int intf)
+int kinetis_caninitialize(int intf);
 #endif
 
 #endif /* __ASSEMBLY__ */