diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 4f83b20..d9d3dbb 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -99,7 +99,7 @@ jobs:
         run: |
           set PATH=%cd%\python;%PATH%
           python -m pip install "ltchiptool-terminal>=1.4.0" || exit /b
-          python -m pip install "upk2esphome>=1.9.0" || exit /b
+          python -m pip install "upk2esphome>=1.10.0" || exit /b
 
       - name: Build GUI with PyInstaller
         shell: cmd
diff --git a/pyproject.toml b/pyproject.toml
index 8b4deee..70500c3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "ltchiptool"
-version = "4.9.1"
+version = "4.9.2"
 description = "Universal flashing and binary manipulation tool for IoT chips"
 authors = ["Kuba Szczodrzyński <kuba@szczodrzynski.pl>"]
 license = "MIT"
@@ -29,7 +29,7 @@ py-datastruct = "^1.0.0"
 semantic-version = "^2.10.0"
 hexdump = "^3.3"
 bitstruct = "^8.1.1"
-zeroconf = "^0"
+zeroconf = {version = "^0", optional = true}
 requests = "^2.31.0"
 pyuac = {version = "^0.0.3", optional = true, markers = "sys_platform == 'win32'"}
 pylnk3 = {version = "^0.4.2", optional = true, markers = "sys_platform == 'win32'"}
@@ -43,7 +43,7 @@ version = "^1.6.1"
 markers = "platform_machine in 'armv6l,armv7l,armv8l,armv8b,aarch64'"
 
 [tool.poetry.extras]
-gui = ["wxPython", "pywin32", "pyuac", "pylnk3"]
+gui = ["wxPython", "pywin32", "zeroconf", "pyuac", "pylnk3"]
 
 [tool.poetry.dev-dependencies]
 black = "^22.6.0"