diff --git a/mail-to-pdf.mjs b/mail-to-pdf.mjs
index 59d9092..0c25fe2 100755
--- a/mail-to-pdf.mjs
+++ b/mail-to-pdf.mjs
@@ -47,15 +47,11 @@ if (!html.includes("<body")) {
     </body>`;
 }
 
-if (
-  html.includes(
-    `<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-2">`
-  )
-) {
-  html = html.replace(
-    `<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-2">`,
-    ""
-  );
+for (const str_to_remove of [
+  `<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-2">`,
+  `<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-2">`,
+]) {
+  html = html.replace(str_to_remove, "");
 }
 
 if (!html.includes(`<meta charset="utf-8"`)) {
@@ -182,7 +178,7 @@ for (const inline_attachment of inline_attachments) {
 }
 
 html = html.replace(
-  /<body>/i,
+  /<body[^>]*>/i,
   `<body>` +
     /* HTML */ `<h1>${subject}</h1>
       <table>
