diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5c399ad6..24f2ddce 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -58,7 +58,7 @@ jobs:
 
       - name: Install AsyncTCP (ESP32)
         if: ${{ matrix.core == 'esp32:esp32' }}
-        run: ARDUINO_LIBRARY_ENABLE_UNSAFE_INSTALL=true arduino-cli lib install --git-url https://github.com/ESP32Async/AsyncTCP#v3.3.2
+        run: ARDUINO_LIBRARY_ENABLE_UNSAFE_INSTALL=true arduino-cli lib install --git-url https://github.com/ESP32Async/AsyncTCP#v3.3.3
 
       - name: Install ESPAsyncTCP (ESP8266)
         if: ${{ matrix.core == 'esp8266:esp8266' }}
diff --git a/platformio.ini b/platformio.ini
index 6f4d9580..0343f3b4 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -33,7 +33,7 @@ lib_deps =
   ; bblanchon/ArduinoJson @ 5.13.4
   ; bblanchon/ArduinoJson @ 6.21.5
   bblanchon/ArduinoJson @ 7.3.0
-  ESP32Async/AsyncTCP @ 3.3.2
+  ESP32Async/AsyncTCP @ 3.3.3
 board_build.partitions = partitions-4MB.csv
 board_build.filesystem = littlefs
 
@@ -44,7 +44,7 @@ platform = espressif32@6.10.0
 
 [env:arduino-3-no-json]
 lib_deps = 
-  ESP32Async/AsyncTCP @ 3.3.2
+  ESP32Async/AsyncTCP @ 3.3.3
 
 [env:arduino-3-latest-asynctcp]
 lib_deps = 
@@ -96,7 +96,7 @@ board = ${sysenv.PIO_BOARD}
 [env:ci-arduino-3-no-json]
 board = ${sysenv.PIO_BOARD}
 lib_deps = 
-  ESP32Async/AsyncTCP @ 3.3.2
+  ESP32Async/AsyncTCP @ 3.3.3
 
 [env:ci-arduino-3-latest-asynctcp]
 lib_deps =