diff --git a/core.js b/core.js
index a3e07fee..250b59ae 100644
--- a/core.js
+++ b/core.js
@@ -331,7 +331,7 @@ class FileTypeParser {
 					// - one entry indicating specific type of file.
 					// MS Office, OpenOffice and LibreOffice may put the parts in different order, so the check should not rely on it.
 					if (zipHeader.filename === 'mimetype' && zipHeader.compressedSize === zipHeader.uncompressedSize) {
-						const mimeType = await tokenizer.readToken(new Token.StringType(zipHeader.compressedSize, 'utf-8'));
+						const mimeType = (await tokenizer.readToken(new Token.StringType(zipHeader.compressedSize, 'utf-8'))).trim();
 
 						switch (mimeType) {
 							case 'application/epub+zip':
diff --git a/fixture/fixture-crlf.epub b/fixture/fixture-crlf.epub
new file mode 100644
index 00000000..9640f7fb
Binary files /dev/null and b/fixture/fixture-crlf.epub differ
diff --git a/test.js b/test.js
index 235f8e46..05919946 100644
--- a/test.js
+++ b/test.js
@@ -46,6 +46,10 @@ const names = {
 	dng: [
 		'fixture-Leica-M10',
 	],
+	epub: [
+		'fixture',
+		'fixture-crlf',
+	],
 	nef: [
 		'fixture',
 		'fixture2',