diff --git a/esphomeyaml/writer.py b/esphomeyaml/writer.py
index 46e3557962..c12d7fe27a 100644
--- a/esphomeyaml/writer.py
+++ b/esphomeyaml/writer.py
@@ -279,10 +279,11 @@ def gather_lib_deps():
     if CORE.is_esp32:
         lib_deps |= {
             'Preferences',  # Preferences helper
+            'AsyncTCP@1.0.1',  # Pin AsyncTCP version
         }
         # Manual fix for AsyncTCP
         if CORE.config[CONF_ESPHOMEYAML].get(CONF_ARDUINO_VERSION) == ARDUINO_VERSION_ESP32_DEV:
-            lib_deps.add('https://github.com/me-no-dev/AsyncTCP.git#idf-update')
+            lib_deps.add('AsyncTCP@1.0.3')
             lib_deps.discard('AsyncTCP@1.0.1')
     # avoid changing build flags order
     return list(sorted(x for x in lib_deps if x))