diff --git a/conversion/quantize.py b/conversion/quantize.py
index 3fe50cb..e05de38 100644
--- a/conversion/quantize.py
+++ b/conversion/quantize.py
@@ -417,7 +417,7 @@ def measure_quant(job, save_fn, model):
         print(f" -- Writing {job['output_measurement']}")
 
     for filename in measurement_files:
-        with open(filename, "w") as f:
+        with open(filename, "w", encoding = "utf8") as f:
             f.write(json.dumps(exp_measurement, indent = 4))
 
 
@@ -798,6 +798,6 @@ def quant(job, save_fn, model):
                         "last_module_idx": job["last_module_idx"],
                         "base_perplexity": job["base_perplexity"] }
 
-    with open(os.path.join(job["out_dir"], "measurement.json"), "w") as f:
+    with open(os.path.join(job["out_dir"], "measurement.json"), "w", encoding = "utf8") as f:
         f.write(json.dumps(exp_measurement, indent = 4))
 
diff --git a/convert.py b/convert.py
index b4361e9..21fdcea 100644
--- a/convert.py
+++ b/convert.py
@@ -107,7 +107,7 @@ job_file = os.path.join(out_dir, "job.json")
 
 def save_job():
     global job_file, job
-    with open(job_file, "w") as f:
+    with open(job_file, "w", encoding = "utf8") as f:
         f.write(json.dumps(job, indent = 4))
 
 if no_resume or not os.path.exists(job_file):
@@ -153,7 +153,7 @@ if no_resume or not os.path.exists(job_file):
 
     if reuse_measurement is not None:
 
-        with open(reuse_measurement, "r") as f:
+        with open(reuse_measurement, "r", encoding = "utf8") as f:
 
             imp_measurement = json.load(f)
             job["measurement"] = imp_measurement["measurement"]
@@ -170,7 +170,7 @@ else:
     print(f" -- Resuming job")
     print(f" !! Note: Overriding options with settings from existing job")
 
-    with open(job_file, "r") as f:
+    with open(job_file, "r", encoding = "utf8") as f:
         job = json.load(f)
 
     if "invalid" in job:
diff --git a/exllamav2/config.py b/exllamav2/config.py
index 45976bc..cc398aa 100644
--- a/exllamav2/config.py
+++ b/exllamav2/config.py
@@ -71,7 +71,7 @@ class ExLlamaV2Config:
         self.model_config = os.path.join(self.model_dir, "config.json")
         assert os.path.exists(self.model_config), "Can't find " + self.model_config
 
-        with open(self.model_config) as f:
+        with open(self.model_config, encoding = "utf8") as f:
             read_config = json.load(f)
 
             if "LlamaForCausalLM" in read_config["architectures"]: self.architecture = "Llama"
diff --git a/exllamav2/lora.py b/exllamav2/lora.py
index e559247..e80023f 100644
--- a/exllamav2/lora.py
+++ b/exllamav2/lora.py
@@ -50,7 +50,7 @@ class ExLlamaV2Lora:
 
             # Grab relevant items from LoRA config
 
-            with open(lora_config_path) as f:
+            with open(lora_config_path, encoding = "utf8") as f:
                 read_config = json.load(f)
 
             self.lora_r = read_config["r"]
diff --git a/exllamav2/tokenizer.py b/exllamav2/tokenizer.py
index 67fc6d8..a3a1371 100644
--- a/exllamav2/tokenizer.py
+++ b/exllamav2/tokenizer.py
@@ -73,7 +73,7 @@ class ExLlamaV2Tokenizer:
 
         tokenizer_json_path = os.path.join(self.config.model_dir, "tokenizer.json")
         if os.path.exists(tokenizer_json_path):
-            with open(tokenizer_json_path) as f:
+            with open(tokenizer_json_path, encoding = "utf8") as f:
                 tokenizer_json = json.load(f)
                 if "added_tokens" in tokenizer_json:
                     for v in tokenizer_json["added_tokens"]:
@@ -86,7 +86,7 @@ class ExLlamaV2Tokenizer:
 
         added_tokens_path = os.path.join(self.config.model_dir, "added_tokens.json")
         if os.path.exists(added_tokens_path):
-            with open(added_tokens_path) as f:
+            with open(added_tokens_path, encoding = "utf8") as f:
                 self.extended_piece_to_id = json.load(f)
 
         # Remove unspecial added tokens that exist in the base tokenizer already, but only if they decode correctly
diff --git a/setup.py b/setup.py
index 9ce4a2f..964bd65 100644
--- a/setup.py
+++ b/setup.py
@@ -53,7 +53,7 @@ setup_kwargs = {
 } if precompile else {}
 
 version_py = {}
-with open("exllamav2/version.py") as fp:
+with open("exllamav2/version.py", encoding = "utf8") as fp:
     exec(fp.read(), version_py)
 version = version_py["__version__"]
 print("Version:", version)
diff --git a/util/shard.py b/util/shard.py
index 9004b02..a4cc26e 100644
--- a/util/shard.py
+++ b/util/shard.py
@@ -76,7 +76,7 @@ index_filename = f"{input_file}.index.json"
 
 print(f" -- Writing: {index_filename}")
 
-with open(index_filename, 'w') as f:
+with open(index_filename, 'w', encoding = "utf8") as f:
     json.dump(index, f, indent = 2)
 
 # Done