diff --git a/testing/taskcluster/tasks/branches/base_jobs.yml b/testing/taskcluster/tasks/branches/base_jobs.yml
index d9040e2b1649..2c8271651054 100644
--- a/testing/taskcluster/tasks/branches/base_jobs.yml
+++ b/testing/taskcluster/tasks/branches/base_jobs.yml
@@ -83,12 +83,6 @@ builds:
     types:
       opt:
         task: tasks/builds/opt_macosx64_st-an.yml
-  linux64-mulet-haz:
-    platforms:
-      - Mulet Linux
-    types:
-      debug:
-        task: tasks/builds/mulet_haz_linux.yml
   sm-plain:
     platforms:
       - Linux64
diff --git a/testing/taskcluster/tasks/branches/try/job_flags.yml b/testing/taskcluster/tasks/branches/try/job_flags.yml
index 5b4fe9ead68e..1b2099a9b8b3 100644
--- a/testing/taskcluster/tasks/branches/try/job_flags.yml
+++ b/testing/taskcluster/tasks/branches/try/job_flags.yml
@@ -51,6 +51,12 @@ builds:
     types:
       opt:
         task: tasks/builds/opt_linux64_pgo.yml
+  linux64-mulet-haz:
+    platforms:
+      - Mulet Linux
+    types:
+      debug:
+        task: tasks/builds/mulet_haz_linux.yml
   macosx64:
     platforms:
       - MacOSX64
@@ -74,4 +80,3 @@ post-build:
       - tasks/builds/dbg_linux64.yml
       - tasks/builds/android_api_15.yml
     task: tasks/post-builds/upload_symbols.yml
-