diff --git a/source/utilities/compiler/arm/type.h b/source/utilities/compiler/arm/type.h
index f117712aa..763f725b2 100644
--- a/source/utilities/compiler/arm/type.h
+++ b/source/utilities/compiler/arm/type.h
@@ -104,6 +104,9 @@ typedef int_fast8_t         intalu_t;
 
 #if __IS_COMPILER_IAR__
 
+// IAR has no _Static_assert, but has static_assert
+#define _Static_assert      static_assert
+
 // iar has no such constants in math.h
 #   define M_E              2.71828182845904523536   // e
 #   define M_LOG2E          1.44269504088896340736   // log2(e)