diff --git a/launcher/minecraft/mod/tasks/LocalModParseTask.cpp b/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
index fa5d479ba..7417dffe6 100644
--- a/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
+++ b/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
@@ -8,6 +8,7 @@
 #include <QJsonDocument>
 #include <QJsonObject>
 #include <QJsonValue>
+#include <QRegularExpression>
 #include <QString>
 
 #include "FileSystem.h"
@@ -15,6 +16,8 @@
 #include "minecraft/mod/ModDetails.h"
 #include "settings/INIFile.h"
 
+static QRegularExpression newlineRegex("\r\n|\n|\r");
+
 namespace ModUtils {
 
 // NEW format
@@ -487,11 +490,11 @@ bool processZIP(Mod& mod, [[maybe_unused]] ProcessingLevel level)
                 }
 
                 // quick and dirty line-by-line parser
-                auto manifestLines = file.readAll().split('\n');
+                auto manifestLines = QString(file.readAll()).split(newlineRegex);
                 QString manifestVersion = "";
                 for (auto& line : manifestLines) {
-                    if (QString(line).startsWith("Implementation-Version: ")) {
-                        manifestVersion = QString(line).remove("Implementation-Version: ");
+                    if (line.startsWith("Implementation-Version: ", Qt::CaseInsensitive)) {
+                        manifestVersion = line.remove("Implementation-Version: ", Qt::CaseInsensitive);
                         break;
                     }
                 }