diff --git a/.ci.yaml b/.ci.yaml
index 78d924b7f25..0e714e6e3d8 100644
--- a/.ci.yaml
+++ b/.ci.yaml
@@ -4974,10 +4974,6 @@ targets:
       subshard: libraries
       tags: >
         ["framework", "hostonly", "shard", "windows"]
-      env_variables: >-
-        {
-          "LEAK_TRACKING": "true"
-        }
     runIf:
       - dev/**
       - packages/flutter/**
@@ -5036,10 +5032,6 @@ targets:
       subshard: misc
       tags: >
         ["framework", "hostonly", "shard", "windows"]
-      env_variables: >-
-        {
-          "LEAK_TRACKING": "true"
-        }
     runIf:
       - dev/**
       - examples/api/**
@@ -5092,10 +5084,6 @@ targets:
       subshard: widgets
       tags: >
         ["framework", "hostonly", "shard", "windows"]
-      env_variables: >-
-        {
-          "LEAK_TRACKING": "true"
-        }
     runIf:
       - dev/**
       - packages/flutter/**