diff --git a/src/PharoLauncher-Core/PhLDownloadManager.class.st b/src/PharoLauncher-Core/PhLDownloadManager.class.st
index c8e8d26f..5cabe95f 100644
--- a/src/PharoLauncher-Core/PhLDownloadManager.class.st
+++ b/src/PharoLauncher-Core/PhLDownloadManager.class.st
@@ -115,6 +115,7 @@ PhLDownloadManager >> newHTTPClientForUrl: url [
 		signalProgress: true;
 		url: url;
 		enforceHttpSuccess: true;
+		withOptions: [ :options | options at: #queryKeyValueSafeSet put: (ZnOptions queryKeyValueSafeSet \ '/;') ];
 		ifFail: [ :exception | self downloadFailureForUrl: url ];
 		yourself
 ]