diff --git a/tools/find-inactive-collaborators.mjs b/tools/find-inactive-collaborators.mjs
index 0787c634a1a4c9..f6062b046391fa 100755
--- a/tools/find-inactive-collaborators.mjs
+++ b/tools/find-inactive-collaborators.mjs
@@ -163,7 +163,7 @@ async function moveCollaboratorToEmeritus(peopleToMove) {
         const currentLine = `${collaboratorFirstLine}\n${line}\n`;
         // If textToMove is empty, this still works because when undefined is
         // used in a comparison with <, the result is always false.
-        while (textToMove[0] < currentLine) {
+        while (textToMove[0]?.toLowerCase() < currentLine.toLowerCase()) {
           fileContents += textToMove.shift();
         }
         fileContents += currentLine;
diff --git a/tools/find-inactive-tsc.mjs b/tools/find-inactive-tsc.mjs
index fe204d5b673e59..5fc31bc745dc80 100755
--- a/tools/find-inactive-tsc.mjs
+++ b/tools/find-inactive-tsc.mjs
@@ -198,7 +198,7 @@ async function moveTscToEmeritus(peopleToMove) {
         const currentLine = `${memberFirstLine}\n${line}\n`;
         // If textToMove is empty, this still works because when undefined is
         // used in a comparison with <, the result is always false.
-        while (textToMove[0] < currentLine) {
+        while (textToMove[0]?.toLowerCase() < currentLine.toLowerCase()) {
           fileContents += textToMove.shift();
         }
         fileContents += currentLine;