diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index af6e06203..e2d26c20f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -45,7 +45,7 @@ jobs:
       - name: Install Mac OS specific dependencies
         if: ${{ matrix.os == 'macos-latest' }}
         run: |
-          brew install autoconf automake libtool
+          brew install autoconf automake libtool pkg-config
       - name: Install dependencies
         working-directory: ${{ github.workspace }}
         # vyper is grounded here until it declares explicit support for Python 3.11
diff --git a/READMEs/install.md b/READMEs/install.md
index 93ec3edbd..3c6a957e9 100644
--- a/READMEs/install.md
+++ b/READMEs/install.md
@@ -38,7 +38,7 @@ pip install ocean-lib
 
 Issue: M1 * `coincurve` or `cryptography`
 - If you have an Apple M1 processor, `coincurve` and `cryptography` installation may fail due missing packages, which come pre-packaged in other operating systems.
-- Workaround: ensure you have `autoconf`, `automake` and `libtool` installed, e.g. using Homebrew or MacPorts.
+- Workaround: ensure you have `autoconf`, `automake`, `libtool` and `pkg-config` installed, e.g. using Homebrew or MacPorts.
 
 Issue: MacOS "Unsupported Architecture"
 - If you run MacOS, you may encounter an "Unsupported Architecture" issue.
diff --git a/ocean_lib/example_config.py b/ocean_lib/example_config.py
index 734af2685..726695954 100644
--- a/ocean_lib/example_config.py
+++ b/ocean_lib/example_config.py
@@ -8,8 +8,7 @@
 import os
 from pathlib import Path
 
-from jsonsempai import magic  # noqa: F401
-from addresses import address as contract_addresses  # noqa: F401
+import addresses
 
 logging.basicConfig(level=logging.INFO)
 
@@ -64,7 +63,11 @@ def get_config_dict(network_name=None) -> dict:
     else:
         # `contract_addresses` comes from "ocean-contracts" pypi library,
         # a JSON blob holding addresses of contract deployments, per network
-        address_file = Path(contract_addresses.__file__).expanduser().resolve()
+        address_file = (
+            Path(os.path.join(addresses.__file__, "..", "address.json"))
+            .expanduser()
+            .resolve()
+        )
     assert os.path.exists(address_file), f"Could not find address_file={address_file}."
 
     config_dict["ADDRESS_FILE"] = address_file
diff --git a/ocean_lib/web3_internal/contract_utils.py b/ocean_lib/web3_internal/contract_utils.py
index 8d3de0088..fa6f0a5b0 100644
--- a/ocean_lib/web3_internal/contract_utils.py
+++ b/ocean_lib/web3_internal/contract_utils.py
@@ -2,10 +2,10 @@
 # Copyright 2022 Ocean Protocol Foundation
 # SPDX-License-Identifier: Apache-2.0
 #
-import importlib
 import json
 import logging
 import os
+from pathlib import Path
 from typing import Any, Dict, Optional
 
 from brownie import Contract
@@ -21,11 +21,15 @@
 @enforce_types
 def get_contract_definition(contract_name: str) -> Dict[str, Any]:
     """Returns the abi JSON for a contract name."""
-    try:
-        return importlib.import_module("artifacts." + contract_name).__dict__
-    except ModuleNotFoundError:
+    path = os.path.join(artifacts.__file__, "..", f"{contract_name}.json")
+    path = Path(path).expanduser().resolve()
+
+    if not path.exists():
         raise TypeError("Contract name does not exist in artifacts.")
 
+    with open(path) as f:
+        return json.load(f)
+
 
 @enforce_types
 def load_contract(contract_name: str, address: Optional[str]) -> Contract:
diff --git a/setup.py b/setup.py
index b5276a733..ecb58e872 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,6 @@
     "requests>=2.21.0",
     "pytz",  # used minimally and unlikely to change, common dependency
     "enforce-typing==1.0.0.post1",
-    "json-sempai==0.4.0",
     "eciespy==0.3.11",
     "eth-brownie==1.19.3",
     "yarl==1.8.1",