diff --git a/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java b/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
index 0bba171..0790acb 100644
--- a/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
+++ b/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
@@ -204,6 +204,8 @@
             } catch (Exception e) {}
         }
         mUiAutomation = mInstrumentation.getUiAutomation();
+
+        assertNotNull("CTS requires a working Internet connection", mCm.getActiveNetwork());
     }
 
     @After