diff --git a/tools/tryselect/task_config.py b/tools/tryselect/task_config.py
index 5db1f9c90d93..07a39d39e9eb 100644
--- a/tools/tryselect/task_config.py
+++ b/tools/tryselect/task_config.py
@@ -78,14 +78,14 @@ class Artifact(TryConfig):
 
     def try_config(self, artifact, no_artifact, **kwargs):
         if artifact:
-            return {"use-artifact-builds": True}
+            return {"use-artifact-builds": True, "disable-pgo": True}
 
         if no_artifact:
             return
 
         if self.is_artifact_build():
             print("Artifact builds enabled, pass --no-artifact to disable")
-            return {"use-artifact-builds": True}
+            return {"use-artifact-builds": True, "disable-pgo": True}
 
 
 class Pernosco(TryConfig):
diff --git a/tools/tryselect/test/test_fuzzy.t b/tools/tryselect/test/test_fuzzy.t
index d3042b0fe78b..5f53c07c974e 100644
--- a/tools/tryselect/test/test_fuzzy.t
+++ b/tools/tryselect/test/test_fuzzy.t
@@ -168,6 +168,7 @@ Test task config
   Pushed via `mach try fuzzy`
   Calculated try_task_config.json:
   {
+      "disable-pgo": true,
       "env": {
           "TRY_SELECTOR": "fuzzy"
       },
diff --git a/tools/tryselect/test/test_task_configs.py b/tools/tryselect/test/test_task_configs.py
index 6c0eeadaa678..4865a1bfca6b 100644
--- a/tools/tryselect/test/test_task_configs.py
+++ b/tools/tryselect/test/test_task_configs.py
@@ -15,7 +15,7 @@ from tryselect.task_config import Pernosco, all_task_configs
 TASK_CONFIG_TESTS = {
     "artifact": [
         (["--no-artifact"], None),
-        (["--artifact"], {"use-artifact-builds": True}),
+        (["--artifact"], {"use-artifact-builds": True, "disable-pgo": True}),
     ],
     "chemspill-prio": [
         ([], None),