diff --git a/JavaScript/inlinepi.html b/JavaScript/inlinepi.html
index ee4d5bfb3970fb057d8df311c07f14c8bdf2009b..c3c676d7df04071db4c491d5a60200122f5bb785 100644
--- a/JavaScript/inlinepi.html
+++ b/JavaScript/inlinepi.html
@@ -2,7 +2,7 @@
 <body>
 <script>
 //
-// inlinepi.js
+// inlinepi.html
 // Neil Gershenfeld 11/24/18
 // pi calculation benchmark
 // pi = 3.14159265358979323846
diff --git a/JavaScript/serialpi.html b/JavaScript/serialpi.html
index 9389b20efbb4acd23fc70c96c6bc92556c647fe3..35f4215821b23b2f6d7e4c141a236ab2b82dcb70 100644
--- a/JavaScript/serialpi.html
+++ b/JavaScript/serialpi.html
@@ -2,7 +2,7 @@
 <body>
 <script>
 //
-// serialpi.js
+// serialpi.html
 // Neil Gershenfeld 11/24/18
 // pi calculation benchmark
 // pi = 3.14159265358979323846