diff --git a/btt/bno_plot.py b/btt/bno_plot.py
index d84fd25..0055182 100644
--- a/btt/bno_plot.py
+++ b/btt/bno_plot.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python3
+#!/usr/libexec/platform-python
 #
 # btt blkno plotting interface
 #
diff --git a/btt/btt_plot.py b/btt/btt_plot.py
index a9a534b..582bfb5 100755
--- a/btt/btt_plot.py
+++ b/btt/btt_plot.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python3
+#!/usr/libexec/platform-python
 #
 # btt_plot.py: Generate matplotlib plots for BTT generate data files
 #