diff --git a/src/browserExt/translateSandbox/translateSandboxManager.js b/src/browserExt/translateSandbox/translateSandboxManager.js
index 7406ebbde..4b567d5b6 100644
--- a/src/browserExt/translateSandbox/translateSandboxManager.js
+++ b/src/browserExt/translateSandbox/translateSandboxManager.js
@@ -71,10 +71,24 @@ Zotero.SandboxedTranslateManager = {
 				});
 			},
 			setDocument: (doc) => {
-				// Strip noscript tags in head because they may cause DOMParser closing the
-				// head tag early and breaking translators.
+				// Only <link>, <meta> and <style> tags are allowed in <noscript> tags in head.
+				// If any other tag is included, web parsers are supposed to immediately break
+				// the <head> tag and any subsequent content of the <head> element is included
+				// in the <body> starting with the invalid content of the <noscript> tag.
+				// This is the behaviour of DOMParser and breaks EM translator meta tag detection
+				// on at least some pages, so we have to do this custom stupid handling.
+				// Also we could probably just strip these tags completely since we would
+				// generally be interested in translating the live page with all its changes
+				// but we're being safe.
 				for (let noscriptTag of doc.head.querySelectorAll('noscript')) {
-					noscriptTag.remove();
+					let tags = noscriptTag.innerHTML.match(/<[^/>]*>/g);
+					if (!tags) continue;
+					for (let tag of tags) {
+						if (!this.noscriptHeadAllowedTags.some(allowedTag => tag.startsWith(`<${allowedTag}`))) {
+							noscriptTag.remove();
+							break;
+						}
+					}
 				}
 				return this.frame.sendMessage('Translate.setDocument', [doc.documentElement.outerHTML, doc.location.href]);
 			},
