diff --git a/providers/byteplus-coding.toml b/providers/byteplus-coding.toml
index 5b828cc..3add242 100644
--- a/providers/byteplus-coding.toml
+++ b/providers/byteplus-coding.toml
@@ -21,7 +21,7 @@
 [provider]
 id = "byteplus_coding"
 display_name = "BytePlus ModelArk Coding Plan"
-api_key_env = "BYTEPLUS_API_KEY"
+api_key_env = "BYTEPLUS_CODING_API_KEY"
 base_url = "https://ark.ap-southeast.bytepluses.com/api/coding"
 key_required = true
 
diff --git a/providers/volcengine-coding.toml b/providers/volcengine-coding.toml
index c0cda0b..e7c815f 100644
--- a/providers/volcengine-coding.toml
+++ b/providers/volcengine-coding.toml
@@ -4,6 +4,6 @@
 [provider]
 id = "volcengine_coding"
 display_name = "Volcano Engine Coding Plan"
-api_key_env = "VOLCENGINE_API_KEY"
+api_key_env = "VOLCENGINE_CODING_API_KEY"
 base_url = "https://ark.cn-beijing.volces.com/api/coding/v3"
 key_required = true
diff --git a/providers/zai-coding.toml b/providers/zai-coding.toml
index b7190bc..09884e1 100644
--- a/providers/zai-coding.toml
+++ b/providers/zai-coding.toml
@@ -4,7 +4,7 @@
 [provider]
 id = "zai_coding"
 display_name = "Z.AI Coding"
-api_key_env = "ZHIPU_API_KEY"
+api_key_env = "ZAI_CODING_API_KEY"
 base_url = "https://api.z.ai/api/coding/paas/v4"
 key_required = true
 
diff --git a/providers/zhipu-coding.toml b/providers/zhipu-coding.toml
index a9b230f..070731e 100644
--- a/providers/zhipu-coding.toml
+++ b/providers/zhipu-coding.toml
@@ -4,7 +4,7 @@
 [provider]
 id = "zhipu_coding"
 display_name = "Zhipu Coding (CodeGeeX)"
-api_key_env = "ZHIPU_API_KEY"
+api_key_env = "ZHIPU_CODING_API_KEY"
 base_url = "https://open.bigmodel.cn/api/coding/paas/v4"
 key_required = true