diff --git a/platformio.ini b/platformio.ini
index cb1e42e84..dd9bb0bc3 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -128,6 +128,8 @@ build_flags =
   ${common:esp8266.build_flags}
 lib_deps =
   ${common.lib_deps_external}
+lib_compat_mode = strict
+lib_ignore = AsynTCP
 
 [env:d1_mini]
 board = d1_mini
@@ -140,6 +142,8 @@ build_flags =
   ${common:esp8266.build_flags}
 lib_deps =
   ${common.lib_deps_external}
+lib_compat_mode = strict
+lib_ignore = AsynTCP
 
 [env:esp01_1m]
 board = esp01_1m
@@ -154,6 +158,8 @@ build_flags =
   -D WLED_DISABLE_INFRARED
 lib_deps =
   ${common.lib_deps_external}
+lib_compat_mode = strict
+lib_ignore = AsynTCP
 
 [env:esp01]
 board = esp01
@@ -167,6 +173,8 @@ build_flags =
   -D WLED_DISABLE_INFRARED
 lib_deps =
   ${common.lib_deps_external}
+lib_compat_mode = strict
+lib_ignore = AsynTCP
 
 [env:esp07]
 board = esp07
@@ -179,6 +187,8 @@ build_flags =
   ${common:esp8266.build_flags}
 lib_deps =
   ${common.lib_deps_external}
+lib_compat_mode = strict
+lib_ignore = AsynTCP
 
 # see: http://docs.platformio.org/en/latest/platforms/espressif32.html
 [env:esp32dev]
@@ -194,6 +204,7 @@ lib_deps =
   ${common.lib_deps_external}
 lib_ignore =
   ESPAsyncUDP
+lib_compat_mode = strict
 
 [env:esp8285_4CH_MagicHome]
 board = esp8285
@@ -208,6 +219,8 @@ build_flags =
   -D WLED_USE_ANALOG_LEDS
 lib_deps =
   ${common.lib_deps_external}
+lib_compat_mode = strict
+lib_ignore = AsynTCP
 
 [env:esp8285_4CH_H801]
 board = esp8285
@@ -223,6 +236,8 @@ build_flags =
   -D WLED_USE_H801
 lib_deps =
   ${common.lib_deps_external}
+lib_compat_mode = strict
+lib_ignore = AsynTCP
 
 [env:esp8285_5CH_H801]
 board = esp8285
@@ -239,4 +254,6 @@ build_flags =
   -D WLED_ENABLE_5CH_LEDS 
 lib_deps =
   ${common.lib_deps_external}
+lib_compat_mode = strict
+lib_ignore = AsynTCP