diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 03a64132f6..b3eaa05221 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -27,4 +27,4 @@ jobs:
 
       - name: Run test
         run: |
-          cargo test --test test_pageserver -- --nocapture
\ No newline at end of file
+          cargo test --test test_pageserver -- --nocapture --test-threads=1
\ No newline at end of file
diff --git a/tests/test_pageserver.rs b/tests/test_pageserver.rs
index 8083d3343e..c39de8d1c4 100644
--- a/tests/test_pageserver.rs
+++ b/tests/test_pageserver.rs
@@ -54,7 +54,6 @@ fn test_redo_cases() {
 
 // Runs pg_regress on a compute node
 #[test]
-#[ignore]
 fn test_regress() {
     // Allocate postgres instance, but don't start
     let mut compute_cplane = ComputeControlPlane::local();