diff --git a/src/cli/cli.cpp b/src/cli/cli.cpp
index b5c2160ca..672cf3259 100644
--- a/src/cli/cli.cpp
+++ b/src/cli/cli.cpp
@@ -231,6 +231,9 @@ Interpreter::Interpreter(Instance *aInstance)
     , mPingTimer(*aInstance, &Interpreter::HandlePingTimer, this)
 #if OPENTHREAD_CONFIG_DNS_CLIENT_ENABLE
     , mResolvingInProgress(0)
+#endif
+#if OPENTHREAD_CONFIG_SNTP_CLIENT_ENABLE
+    , mSntpQueryingInProgress(false)
 #endif
     , mUdp(*this)
     , mDataset(*this)