diff --git a/http.cpp b/http.cpp
index 5097f95..c03d45a 100644
--- a/http.cpp
+++ b/http.cpp
@@ -132,6 +132,11 @@ void MoonlightInstance::NvHTTPRequest(int32_t /*result*/, int32_t callbackId, pp
     std::string ppkstr = args.Get(1).AsString();
     bool binaryResponse = args.Get(2).AsBool();
 
+    // For launch/resume requests, append the additional query parameters
+    if (url.find("/launch?") != std::string::npos || url.find("/resume?") != std::string::npos) {
+        url += LiGetLaunchUrlQueryParameters();
+    }
+
     PostMessage(pp::Var(url.c_str()));
 
     PHTTP_DATA data = http_create_data();
diff --git a/moonlight-common-c b/moonlight-common-c
index 5de4a5b..ec171fd 160000
--- a/moonlight-common-c
+++ b/moonlight-common-c
@@ -1 +1 @@
-Subproject commit 5de4a5b85a28d8d639482a1a105c3a06eb67a2fd
+Subproject commit ec171fd7cab4cb8b7eb6416f1ad9ad62e339efb2