diff --git a/tools/setup-startup-profiling.py b/tools/setup-startup-profiling.py
index 71593a69d..26ff2c284 100755
--- a/tools/setup-startup-profiling.py
+++ b/tools/setup-startup-profiling.py
@@ -21,7 +21,7 @@ PATH_PREFIX='/data/local/tmp'
 GV_CONFIG=b'''env:
   MOZ_PROFILER_STARTUP: 1
   MOZ_PROFILER_STARTUP_INTERVAL: 5
-  MOZ_PROFILER_STARTUP_FEATURES: threads,js,stackwalk,leaf,screenshots,ipcmessages,java
+  MOZ_PROFILER_STARTUP_FEATURES: threads,js,stackwalk,leaf,screenshots,ipcmessages,java,cpu
   MOZ_PROFILER_STARTUP_FILTERS: GeckoMain,Compositor,Renderer,IPDL Background
 '''