diff --git a/.config/nextest.toml b/.config/nextest.toml
new file mode 100644
index 00000000..2c1df285
--- /dev/null
+++ b/.config/nextest.toml
@@ -0,0 +1,12 @@
+[profile.ci]
+# Print out output for failing tests as soon as they fail, and also at the end
+# of the run (for easy scrollability).
+failure-output = "immediate-final"
+# Show skipped tests in the CI output.
+status-level = "skip"
+# Do not cancel the test run on the first failure.
+fail-fast = false
+# Mark tests as slow after 5mins, kill them after 20mins
+slow-timeout = { period = "300s", terminate-after = 4 }
+# Retry failed tests once, marked flaky if test then passes
+retries = 1
\ No newline at end of file
diff --git a/.github/workflows/reusable-caller.yml b/.github/workflows/reusable-caller.yml
index d438985c..0f9f6e2c 100644
--- a/.github/workflows/reusable-caller.yml
+++ b/.github/workflows/reusable-caller.yml
@@ -1,7 +1,10 @@
 name: Test calling reusable workflow
 
 on:
-  workflow_dispatch:
+  pull_request:
+    types: [opened, synchronize, reopened, ready_for_review]
+    branches: [main]
+  merge_group:
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
@@ -9,6 +12,5 @@ concurrency:
 
 jobs:
   call-reusable-test:
-    uses: lurk-lab/ci-lab/.github/workflows/reusable-test.yml@main
-    with:
-      left-or-right: true
\ No newline at end of file
+    if: github.event_name != 'pull_request' || github.event.action == 'enqueued'
+    uses: lurk-lab/ci-workflows/.github/workflows/gpu-ci.yml@main
diff --git a/Cargo.toml b/Cargo.toml
index 92f8c106..676e5c8f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,4 +16,12 @@ name = "fibonacci"
 harness = false
 
 [build-dependencies]
-vergen = { version = "8", features = ["build", "git", "gitcl"] }
\ No newline at end of file
+vergen = { version = "8", features = ["build", "git", "gitcl"] }
+
+[profile.dev-ci]
+inherits = "dev"
+# By compiling dependencies with optimizations, performing tests gets much faster.
+opt-level = 3
+lto = "thin"
+incremental = false
+codegen-units = 16
\ No newline at end of file