diff --git a/codex-rs/cli/src/debug_sandbox.rs b/codex-rs/cli/src/debug_sandbox.rs
index 308e835837..72dd6baeb7 100644
--- a/codex-rs/cli/src/debug_sandbox.rs
+++ b/codex-rs/cli/src/debug_sandbox.rs
@@ -130,10 +130,7 @@ async fn run_command_under_sandbox(
     let sandbox_policy_cwd = cwd.clone();
 
     let stdio_policy = StdioPolicy::Inherit;
-    let mut env = create_env(&config.shell_environment_policy, None);
-    if let Some(network) = config.network.as_ref() {
-        network.apply_to_env(&mut env);
-    }
+    let env = create_env(&config.shell_environment_policy, None);
 
     // Special-case Windows sandbox: execute and exit the process to emulate inherited stdio.
     if let SandboxType::Windows = sandbox_type {
@@ -225,7 +222,7 @@ async fn run_command_under_sandbox(
                 config.sandbox_policy.get(),
                 sandbox_policy_cwd.as_path(),
                 stdio_policy,
-                None,
+                config.network,
                 env,
             )
             .await?
@@ -245,7 +242,7 @@ async fn run_command_under_sandbox(
                 sandbox_policy_cwd.as_path(),
                 use_bwrap_sandbox,
                 stdio_policy,
-                None,
+                config.network,
                 env,
             )
             .await?
diff --git a/codex-rs/core/src/tasks/user_shell.rs b/codex-rs/core/src/tasks/user_shell.rs
index 02dd5fdf24..b0c505b64a 100644
--- a/codex-rs/core/src/tasks/user_shell.rs
+++ b/codex-rs/core/src/tasks/user_shell.rs
@@ -147,7 +147,7 @@ pub(crate) async fn execute_user_shell_command(
             &turn_context.shell_environment_policy,
             Some(session.conversation_id),
         ),
-        network: turn_context.config.network.clone(),
+        network: turn_context.network.clone(),
         // TODO(zhao-oai): Now that we have ExecExpiration::Cancellation, we
         // should use that instead of an "arbitrarily large" timeout here.
         expiration: USER_SHELL_TIMEOUT_MS.into(),
diff --git a/codex-rs/core/src/tools/handlers/unified_exec.rs b/codex-rs/core/src/tools/handlers/unified_exec.rs
index 0a88283fe9..c06889b37b 100644
--- a/codex-rs/core/src/tools/handlers/unified_exec.rs
+++ b/codex-rs/core/src/tools/handlers/unified_exec.rs
@@ -192,7 +192,7 @@ impl ToolHandler for UnifiedExecHandler {
                             yield_time_ms,
                             max_output_tokens,
                             workdir,
-                            network: context.turn.config.network.clone(),
+                            network: context.turn.network.clone(),
                             tty,
                             sandbox_permissions,
                             justification,