diff --git a/examples/csharp/helloworld-from-cli/global.json b/examples/csharp/helloworld-from-cli/global.json
new file mode 100644
index 00000000000..32ff399ef94
--- /dev/null
+++ b/examples/csharp/helloworld-from-cli/global.json
@@ -0,0 +1,5 @@
+{
+    "sdk": {
+        "version": "1.0.0-preview2-003121"
+    }
+}
\ No newline at end of file
diff --git a/src/csharp/global.json b/src/csharp/global.json
new file mode 100644
index 00000000000..32ff399ef94
--- /dev/null
+++ b/src/csharp/global.json
@@ -0,0 +1,5 @@
+{
+    "sdk": {
+        "version": "1.0.0-preview2-003121"
+    }
+}
\ No newline at end of file