diff --git a/examples/tokens/ERC1155ownable.vy b/examples/tokens/ERC1155ownable.vy
index 8094225f18..f1070b8f89 100644
--- a/examples/tokens/ERC1155ownable.vy
+++ b/examples/tokens/ERC1155ownable.vy
@@ -214,7 +214,6 @@ def mint(receiver: address, id: uint256, amount:uint256):
     @param receiver the account that will receive the minted token
     @param id the ID of the token
     @param amount of tokens for this ID
-    @param data the data associated with this mint. Usually stays empty
     """
     assert not self.paused, "The contract has been paused"
     assert self.owner == msg.sender, "Only the contract owner can mint"
@@ -232,7 +231,6 @@ def mintBatch(receiver: address, ids: DynArray[uint256, BATCH_SIZE], amounts: Dy
     @param receiver the account that will receive the minted token
     @param ids array of ids for the tokens
     @param amounts amounts of tokens for each ID in the ids array
-    @param data the data associated with this mint. Usually stays empty
     """
     assert not self.paused, "The contract has been paused"
     assert self.owner == msg.sender, "Only the contract owner can mint"
diff --git a/tests/base_conftest.py b/tests/base_conftest.py
index 81e8dedc36..1c7c6f3aed 100644
--- a/tests/base_conftest.py
+++ b/tests/base_conftest.py
@@ -118,8 +118,8 @@ def _get_contract(w3, source_code, optimize, *args, override_opt_level=None, **k
     settings.optimize = override_opt_level or optimize
     out = compiler.compile_code(
         source_code,
-        # test that metadata gets generated
-        ["abi", "bytecode", "metadata"],
+        # test that metadata and natspecs get generated
+        ["abi", "bytecode", "metadata", "userdoc", "devdoc"],
         settings=settings,
         interface_codes=kwargs.pop("interface_codes", None),
         show_gas_estimates=True,  # Enable gas estimates for testing
diff --git a/vyper/compiler/output.py b/vyper/compiler/output.py
index 9ef492c3e2..9df7262882 100644
--- a/vyper/compiler/output.py
+++ b/vyper/compiler/output.py
@@ -117,7 +117,7 @@ def _var_rec_dict(variable_record):
         return ret
 
     def _to_dict(func_t):
-        ret = vars(func_t)
+        ret = vars(func_t).copy()
         ret["return_type"] = str(ret["return_type"])
         ret["_ir_identifier"] = func_t._ir_info.ir_identifier