diff --git a/src/datatype.c b/src/datatype.c
index a153a42214581..746ce75af0e3f 100644
--- a/src/datatype.c
+++ b/src/datatype.c
@@ -1788,9 +1788,9 @@ JL_DLLEXPORT int jl_field_isdefined(jl_value_t *v, size_t i) JL_NOTSAFEPOINT
     return fval != NULL ? 1 : 0;
 }
 
-JL_DLLEXPORT size_t jl_get_field_offset(jl_datatype_t *ty, int field) JL_NOTSAFEPOINT
+JL_DLLEXPORT size_t jl_get_field_offset(jl_datatype_t *ty, int field)
 {
-    if (ty->layout == NULL || field > jl_datatype_nfields(ty) || field < 1)
+    if (!jl_struct_try_layout(ty) || field > jl_datatype_nfields(ty) || field < 1)
         jl_bounds_error_int((jl_value_t*)ty, field);
     return jl_field_offset(ty, field - 1);
 }
diff --git a/src/jl_exported_funcs.inc b/src/jl_exported_funcs.inc
index 2aed69f47c30a..016ae11e5530e 100644
--- a/src/jl_exported_funcs.inc
+++ b/src/jl_exported_funcs.inc
@@ -214,7 +214,6 @@
     XX(jl_get_excstack) \
     XX(jl_get_fenv_consts) \
     XX(jl_get_field) \
-    XX(jl_get_field_offset) \
     XX(jl_get_global) \
     XX(jl_get_image_file) \
     XX(jl_get_JIT) \