diff --git a/src/DownloadManager.cpp b/src/DownloadManager.cpp
index 6e17c1ec40..b505ee692a 100644
--- a/src/DownloadManager.cpp
+++ b/src/DownloadManager.cpp
@@ -1346,10 +1346,11 @@ class LunaDownloadablePack : public Luna<DownloadablePack>
 	{
 		if (p->downloading)
 			return 1;
-		p->downloading = true;
 		Download * dl = DLMAN->DownloadAndInstallPack(p);
-		if (dl)
+		if (dl) {
 			dl->PushSelf(L);
+			p->downloading = true;
+		}
 		else
 			lua_pushnil(L);
 		return 1;