diff --git a/.github/workflows/docker.yaml b/.github/workflows/docker.yaml
index 2b63d0497..94a9c62d1 100644
--- a/.github/workflows/docker.yaml
+++ b/.github/workflows/docker.yaml
@@ -3,10 +3,10 @@ name: Docker
 on:
   push:
   pull_request:
-    branches: [ main ]
+    branches: [ testnet ]
 
 env:
-  SOLANA_VERSION: 1.6.19
+  SOLANA_VERSION: 1.7.8
 
 jobs:
   build: