diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e4095ed0cc..990331d5f8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,6 @@ on:
 
 env:
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-  JABBA_INDEX: 'https://github.com/typelevel/jdk-index/raw/main/index.json'
 
 jobs:
   build:
diff --git a/build.sbt b/build.sbt
index eb29a334d6..f86cc7261d 100644
--- a/build.sbt
+++ b/build.sbt
@@ -29,7 +29,6 @@ ThisBuild / githubWorkflowUseSbtThinClient := false
 
 val PrimaryOS = "ubuntu-latest"
 ThisBuild / githubWorkflowOSes := Seq(PrimaryOS)
-ThisBuild / githubWorkflowEnv += ("JABBA_INDEX" -> "https://github.com/typelevel/jdk-index/raw/main/index.json")
 
 val PrimaryJava = JavaSpec.temurin("8")
 val LTSJava = JavaSpec.temurin("17")