diff --git a/lib/util/diff.js b/lib/util/diff.js
index c30fa7a..eaa2fc3 100644
--- a/lib/util/diff.js
+++ b/lib/util/diff.js
@@ -27,12 +27,12 @@ export function diff (a, b, page) {
 	// https://stackoverflow.com/a/60221847
 	// use tail to cut off file info lines and re-add with fake filenames/dates
 	// this function is so extra now holy shit
-	execSync(String.raw`bash <<- 'EOF'
+	execSync(String.raw`bash <<- '_EOF_'
 		diff --color=always -u \
 			${labels ? `--label="$(echo '${toBase64(labels[0])}' | base64 -d)" ` : ''}<(echo '${toBase64(a)}' | base64 -d) \
 			${labels ? `--label="$(echo '${toBase64(labels[1])}' | base64 -d)" ` : ''}<(echo '${toBase64(b)}' | base64 -d) \
 		${labels ? `|| true` : `| tail -n +3` /* cut off header if no labels */}
-	EOF`, {
+	_EOF_`, {
 		// display result directly in terminal
 		stdio: 'inherit',
 	});