diff --git a/poky/meta/recipes-kernel/perf/perf.bb b/poky/meta/recipes-kernel/perf/perf.bb
index 840f300..070d5ec 100644
--- a/poky/meta/recipes-kernel/perf/perf.bb
+++ b/poky/meta/recipes-kernel/perf/perf.bb
@@ -237,11 +237,11 @@
     fi
 
     # use /usr/bin/env instead of version specific python
-    for s in `find ${S}/tools/perf/ -name '*.py'`; do
-        sed -i 's,/usr/bin/python,/usr/bin/env python3,' "${s}"
+    for s in `find ${S}/tools/perf/ -name '*.py'` scripts/bpf_helpers_doc.py; do
         sed -i 's,/usr/bin/python2,/usr/bin/env python3,' "${s}"
         sed -i 's,/usr/bin/env python2,/usr/bin/env python3,' "${s}"
         sed -i 's,/usr/bin/python3,/usr/bin/env python3,' "${s}"
+        sed -i 's,/usr/bin/python,/usr/bin/env python3,' "${s}"
     done
 
     # unistd.h can be out of sync between libc-headers and the captured version in the perf source