diff --git a/lib/hardware/GwM5Grove.in b/lib/hardware/GwM5Grove.in
index e0b634f..aed70a1 100644
--- a/lib/hardware/GwM5Grove.in
+++ b/lib/hardware/GwM5Grove.in
@@ -64,15 +64,15 @@
 #endif
 
 #GROVE
-#ifdef M5_ENV4$GS$
-  #ifndef M5_GROOVEIIC$GS$
-    #define M5_GROOVEIIC$GS$
-  #endif
-  GROOVE_IIC(SHT3X,$Z$,1)
-  GROOVE_IIC(BMP280,$Z$,1)
-  #define _GWSHT3X
-  #define _GWBMP280
-#endif
+//#ifdef M5_ENV4$GS$
+//  #ifndef M5_GROOVEIIC$GS$
+//    #define M5_GROOVEIIC$GS$
+//  #endif
+//  GROOVE_IIC(SHT3X,$Z$,1)
+//  GROOVE_IIC(BMP280,$Z$,1)
+//  #define _GWSHT3X
+//  #define _GWBMP280
+//#endif
 
 #GROVE
 //example: -DSHT3XG1_A : defines STH3Xn1 on grove A - x depends on the other devices
diff --git a/lib/iictask/platformio.ini b/lib/iictask/platformio.ini
index db868ea..c0f10f7 100644
--- a/lib/iictask/platformio.ini
+++ b/lib/iictask/platformio.ini
@@ -11,16 +11,6 @@ build_flags=
     -D M5_CAN_KIT
     ${env.build_flags}
 
-[env:m5stack-atom-env4]
-extends = sensors
-board = m5stack-atom
-lib_deps = 
-    ${env.lib_deps}
-    ${sensors.lib_deps}
-build_flags=
-    -D M5_ENV4
-    -D M5_CAN_KIT
-    ${env.build_flags}
 
 [env:m5stack-atom-bme280]
 extends = sensors
diff --git a/webinstall/build.yaml b/webinstall/build.yaml
index f955239..0fcca66 100644
--- a/webinstall/build.yaml
+++ b/webinstall/build.yaml
@@ -53,16 +53,16 @@ types:
           - value: M5_ENV3#grv#
             key: true
             resource: qmp69881#grv#1,sht3x#grv#1
-      - label: "M5 ENV4"
-        type: checkbox
-        key: m5env4#grv#
-        target: define
-        url: "https://docs.m5stack.com/en/unit/ENV%E2%85%A3%20Unit"
-        description: "M5 sensor module temperature, humidity, pressure"
-        values:
-          - value: M5_ENV4#grv#
-            key: true
-            resource: bmp280#grv#1,sht3x#grv#1
+#      - label: "M5 ENV4"
+#        type: checkbox
+#        key: m5env4#grv#
+#        target: define
+#        url: "https://docs.m5stack.com/en/unit/ENV%E2%85%A3%20Unit"
+#        description: "M5 sensor module temperature, humidity, pressure"
+#        values:
+#          - value: M5_ENV4#grv#
+#            key: true
+#            resource: bmp280#grv#1,sht3x#grv#1
       - type: checkbox
         label: SHT3X-1
         description: "SHT30 temperature and humidity sensor 0x44"