diff --git a/platformio.ini b/platformio.ini
index 730ac06d..fde13c76 100755
--- a/platformio.ini
+++ b/platformio.ini
@@ -34,10 +34,10 @@ extra_configs = i3_mega_envs.ini
 default_envs =
   MEGA_1G
   MEGA_1G_TMC
-#  MEGA_1G_BLT_10
-#  MEGA_1G_BLT_11
-#  MEGA_1G_TMC_BLT_10
-#  MEGA_1G_TMC_BLT_11
+  MEGA_1G_BLT_10
+  MEGA_1G_BLT_11
+  MEGA_1G_TMC_BLT_10
+  MEGA_1G_TMC_BLT_11
   MEGA
   MEGA_TMC
   MEGA_BLT_10
@@ -62,12 +62,12 @@ default_envs =
   MEGA_X_BLT_11
   MEGA_X_TMC_BLT_10
   MEGA_X_TMC_BLT_11
-#  MEGA_P
-#  MEGA_P_TMC
-#  MEGA_P_BLT_10
-#  MEGA_P_BLT_11
-#  MEGA_P_TMC_BLT_10
-#  MEGA_P_TMC_BLT_11
+  MEGA_P
+  MEGA_P_TMC
+  MEGA_P_BLT_10
+  MEGA_P_BLT_11
+  MEGA_P_TMC_BLT_10
+  MEGA_P_TMC_BLT_11
 
 # *******************************************************************************************
 # **                                                                                       **