diff --git a/src/julia.h b/src/julia.h
index cb91331d9db5b..8de35e900a5e2 100644
--- a/src/julia.h
+++ b/src/julia.h
@@ -501,8 +501,12 @@ extern jl_sym_t *simdloop_sym;
 #define jl_is_typector(v)    jl_typeis(v,jl_typector_type)
 #define jl_is_TypeConstructor(v)    jl_typeis(v,jl_typector_type)
 #define jl_is_typename(v)    jl_typeis(v,jl_typename_type)
+#define jl_is_int8(v)        jl_typeis(v,jl_int8_type)
+#define jl_is_int16(v)       jl_typeis(v,jl_int16_type)
 #define jl_is_int32(v)       jl_typeis(v,jl_int32_type)
 #define jl_is_int64(v)       jl_typeis(v,jl_int64_type)
+#define jl_is_uint8(v)       jl_typeis(v,jl_uint8_type)
+#define jl_is_uint16(v)      jl_typeis(v,jl_uint16_type)
 #define jl_is_uint32(v)      jl_typeis(v,jl_uint32_type)
 #define jl_is_uint64(v)      jl_typeis(v,jl_uint64_type)
 #define jl_is_float(v)       jl_subtype(v,(jl_value_t*)jl_floatingpoint_type,1)