diff --git a/samples/SocketsSample/wwwroot/polling.html b/samples/SocketsSample/wwwroot/polling.html
index 789e92f6cf..797b28e120 100644
--- a/samples/SocketsSample/wwwroot/polling.html
+++ b/samples/SocketsSample/wwwroot/polling.html
@@ -46,10 +46,10 @@
                 xhr.send(null);
             }
 
-            this.onopen = function () { };
-            this.onmessage = function () { };
-            this.onerror = function (event) { };
-            this.send = function (data) {
+            sock.onopen = function () { };
+            sock.onmessage = function () { };
+            sock.onerror = function (event) { };
+            sock.send = function (data) {
                 if (!sock.connectionId) {
                     throw "Not connected";
                 }
diff --git a/samples/SocketsSample/wwwroot/sse.html b/samples/SocketsSample/wwwroot/sse.html
index 05921c3a4a..0d2a97c767 100644
--- a/samples/SocketsSample/wwwroot/sse.html
+++ b/samples/SocketsSample/wwwroot/sse.html
@@ -34,10 +34,10 @@
                 });
             }
 
-            this.onopen = function () { };
-            this.onmessage = function () { };
-            this.onerror = function (event) { };
-            this.send = function (data) {
+            sock.onopen = function () { };
+            sock.onmessage = function () { };
+            sock.onerror = function (event) { };
+            sock.send = function (data) {
                 if (!sock.connectionId) {
                     throw "Not connected";
                 }