diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index 81f6145f..ed638f24 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -2,7 +2,7 @@ name: Performance Regression Test
 
 on:
   pull_request:
-    branches: [main, v6]
+    branches: [main]
 
 jobs:
   benchmark:
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index a8b7941c..a9632e4e 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -4,7 +4,7 @@ on:
   push:
     branches: [main]
   pull_request:
-    branches: [main, v6]
+    branches: [main]
 
 jobs:
   lint:
diff --git a/.github/workflows/sop-test-suite.yml b/.github/workflows/sop-test-suite.yml
index 16b56829..97a9581d 100644
--- a/.github/workflows/sop-test-suite.yml
+++ b/.github/workflows/sop-test-suite.yml
@@ -2,7 +2,7 @@ name: SOP interoperability test suite
 
 on:
   pull_request:
-    branches: [ main, v6 ]
+    branches: [ main ]
 
 jobs:
 
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 291c02b3..f467f178 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -4,7 +4,7 @@ on:
   push:
     branches: [main]
   pull_request:
-    branches: [main, v6]
+    branches: [main]
 
 jobs:
   build: # cache both dist and tests (non-lightweight only), based on commit hash