diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 52f659fd6c..59cc95f684 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -303,6 +303,9 @@ jobs:
       run: METAL=1 DEBUG=3 python test/test_ops.py TestOps.test_big_gemm
     - name: Test LLaMA compile speed
       run: PYTHONPATH="." METAL=1 python test/external/external_test_speed_llama.py
+    - name: Fuzz Test linearizer
+      run: PYTHONPATH="." METAL=1 CACHELEVEL=0 FUZZ_BEAM=1 DEPTH=2 FUZZ_N=48 FUZZ_MAX_SIZE=10000000 python test/external/fuzz_linearizer.py
+
 
 #  testwebgl:
 #    name: WebGL Tests
diff --git a/test/external/fuzz_linearizer.py b/test/external/fuzz_linearizer.py
index 12830b8e7f..15c6041453 100644
--- a/test/external/fuzz_linearizer.py
+++ b/test/external/fuzz_linearizer.py
@@ -103,7 +103,7 @@ def fuzz_linearizer(lin: Linearizer):
         if not FUZZ_BEAM and test_lin.applied_opts: print(f"applied opts: {test_lin.applied_opts}")
 
         # stop if kernel uops repeat
-        tuops = tuplize_uops(test_lin.linearize().uops)
+        tuops = tuplize_uops(test_lin.linearize().uops.uops)
         if tuops in seen_uops:
           continue
         seen_uops[tuops] = tuple(test_lin.applied_opts)