diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 58d4eeaaa6..585280568f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,6 +14,8 @@ jobs:
   run_tests_mac:
     if: (github.repository_owner == 'zed-industries' || github.repository_owner == 'zed-extensions')
     runs-on: namespace-profile-mac-large
+    env:
+      RUST_LIB_BACKTRACE: '0'
     steps:
     - name: steps::checkout_repo
       uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd
diff --git a/.github/workflows/run_tests.yml b/.github/workflows/run_tests.yml
index 4b796a5582..3babc1e5c8 100644
--- a/.github/workflows/run_tests.yml
+++ b/.github/workflows/run_tests.yml
@@ -444,6 +444,8 @@ jobs:
     - check_style
     if: needs.orchestrate.outputs.run_tests == 'true' && github.event_name != 'merge_group'
     runs-on: namespace-profile-mac-large
+    env:
+      RUST_LIB_BACKTRACE: '0'
     steps:
     - name: steps::checkout_repo
       uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd
diff --git a/tooling/xtask/src/tasks/workflows/run_tests.rs b/tooling/xtask/src/tasks/workflows/run_tests.rs
index e93358b5fe..8b7c7d5a04 100644
--- a/tooling/xtask/src/tasks/workflows/run_tests.rs
+++ b/tooling/xtask/src/tasks/workflows/run_tests.rs
@@ -677,6 +677,9 @@ fn run_platform_tests_impl(platform: Platform, filter_packages: bool, harden: bo
         name: format!("run_tests_{platform}"),
         job: release_job(&[])
             .runs_on(runner)
+            .when(platform == Platform::Mac, |job| {
+                job.add_env(("RUST_LIB_BACKTRACE", 0))
+            })
             .when(platform == Platform::Linux, |job| {
                 job.add_service(
                     "postgres",