diff --git a/docs/public/api-reference/fabro-api.yaml b/docs/public/api-reference/fabro-api.yaml
index 5c294ed86..aa5938af4 100644
--- a/docs/public/api-reference/fabro-api.yaml
+++ b/docs/public/api-reference/fabro-api.yaml
@@ -1181,7 +1181,8 @@ paths:
         Failures return the standard error body. The intent lane responds
         `404` (`workflow_version_not_found`, `environment_not_found`), `422`
         (`run_intent_invalid`, `target_invalid`,
-        `target_environment_unsupported`, `workflow_version_unusable`,
+        `target_environment_unsupported`,
+        `pull_request_environment_unsupported`, `workflow_version_unusable`,
         `run_compile_invalid`), `503` (`integration_unavailable`), or `500`
         (`workflow_version_store_error`, `credential_store_error`,
         `variable_store_error`, `run_persistence_failed`).
diff --git a/docs/public/execution/run-configuration.mdx b/docs/public/execution/run-configuration.mdx
index e3eaa93cc..699c3b3c4 100644
--- a/docs/public/execution/run-configuration.mdx
+++ b/docs/public/execution/run-configuration.mdx
@@ -555,9 +555,7 @@ The `sandbox` transport runs the MCP server inside the workflow's sandbox. This
 
 ### `[run.pull_request]`
 
-Automatically open a GitHub pull request when the workflow run completes successfully. Requires a [GitHub App](/integrations/github) to be configured.
-
-Automatic pull requests require a clone-based Docker or Daytona environment. For in-place Local runs, leave pull requests disabled; run creation rejects a Local environment when `enabled = true`.
+Automatically open a GitHub pull request when the workflow run completes successfully. Requires a [GitHub App](/integrations/github) to be configured and a clone-based Docker or Daytona environment; run creation rejects `enabled = true` on a Local environment.
 
 ```toml title="run.toml"
 [run.pull_request]
diff --git a/lib/apps/fabro-server/src/server/handler/runs.rs b/lib/apps/fabro-server/src/server/handler/runs.rs
index decd392fd..2c9076e89 100644
--- a/lib/apps/fabro-server/src/server/handler/runs.rs
+++ b/lib/apps/fabro-server/src/server/handler/runs.rs
@@ -1123,13 +1123,9 @@ async fn validate_intent_environment(
     if image_incompatible || target_incompatible {
         return Err(EnvironmentSelectionError::TargetUnsupported { detail });
     }
-    if configured_provider == SandboxProviderKind::Local
-        && settings
-            .run
-            .pull_request
-            .as_ref()
-            .is_some_and(|pull_request| pull_request.enabled)
-    {
+    // Settings resolution drops `run.pull_request` unless it is enabled, so
+    // `Some` means automatic pull requests were requested.
+    if !configured_provider.is_clone_based() && settings.run.pull_request.is_some() {
         return Err(EnvironmentSelectionError::AutomaticPullRequestUnsupported);
     }
     if let Some(detail) =
diff --git a/lib/apps/fabro-server/src/server/tests.rs b/lib/apps/fabro-server/src/server/tests.rs
index 887f0c7da..c70c92486 100644
--- a/lib/apps/fabro-server/src/server/tests.rs
+++ b/lib/apps/fabro-server/src/server/tests.rs
@@ -4299,23 +4299,8 @@ async fn post_runs_run_intent_accepts_disabled_pull_requests_for_local_environme
     )
     .await;
 
-    let body = post_run_manifest(&app, folder_intent(workflow_version_id, target.path())).await;
-    let run_id = body["id"].as_str().unwrap().parse::<RunId>().unwrap();
-    let projection = state
-        .stores
-        .runs
-        .open_run_reader(&run_id)
-        .await
-        .unwrap()
-        .state()
-        .await
-        .unwrap();
-
-    assert_eq!(
-        projection.spec.settings.run.environment.provider,
-        EnvironmentProvider::Local
-    );
-    assert!(projection.spec.settings.run.pull_request.is_none());
+    // `post_run_manifest` asserts the `201 Created` admission outcome.
+    post_run_manifest(&app, folder_intent(workflow_version_id, target.path())).await;
 }
 
 #[tokio::test]
@@ -4358,14 +4343,7 @@ async fn post_runs_run_intent_accepts_automatic_pull_requests_for_configured_doc
         EnvironmentProvider::Docker
     );
     assert_eq!(projection.spec.settings.run.execution.mode, RunMode::DryRun);
-    assert!(
-        projection
-            .spec
-            .settings
-            .run
-            .pull_request
-            .is_some_and(|pull_request| pull_request.enabled)
-    );
+    assert!(projection.spec.settings.run.pull_request.is_some());
 }
 
 #[tokio::test]