diff --git a/lib/type_struct.rb b/lib/type_struct.rb
index d77b15c..a8cd00c 100644
--- a/lib/type_struct.rb
+++ b/lib/type_struct.rb
@@ -64,7 +64,11 @@ def to_h
   module ClassMethods
     def from_hash(arg)
       unless h = Hash.try_convert(arg)
-        raise TypeError, "no implicit conversion from #{arg} to Hash"
+        begin
+          raise TypeError, "no implicit conversion from #{arg} to Hash"
+        rescue => e
+          raise TypeStruct::MultiTypeError, [e]
+        end
       end
       args = {}
       errors = []
diff --git a/lib/type_struct_test.rb b/lib/type_struct_test.rb
index 6acc253..64962f7 100644
--- a/lib/type_struct_test.rb
+++ b/lib/type_struct_test.rb
@@ -255,11 +255,11 @@ def test_s_from_hash_with_other_object(t)
     o = Object.new
     begin
       a.from_hash(o)
-    rescue TypeError => e
+    rescue TypeStruct::MultiTypeError => e
     rescue => e
       t.error("Unexpected error #{e.class}")
     else
-      t.error("should raise TypeError")
+      t.error("should raise MultiTypeError")
     end
 
     def o.to_hash