diff --git a/src/lib/shell/MainLoopAmeba.cpp b/src/lib/shell/MainLoopAmeba.cpp
index 0526980e7f6080..b8476a5dd9a9f0 100644
--- a/src/lib/shell/MainLoopAmeba.cpp
+++ b/src/lib/shell/MainLoopAmeba.cpp
@@ -146,6 +146,7 @@ void Engine::RunMainLoop()
             ProcessShellLine(reinterpret_cast<intptr_t>(line));
 #endif
         }
+        vTaskDelay(pdMS_TO_TICKS(10)); // delay 10ms
     }
 }