diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6e56f2be..cebff484 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,7 +12,7 @@ on:
       - created
         
 env:
-  flutter_version: "1.12.13+hotfix.5"
+  flutter_version: "1.20.4"
 
 jobs:
   test: