diff --git a/.circleci/config.yml b/.circleci/config.yml
index c19e71ba3..19f59f858 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -65,7 +65,7 @@ jobs:
         type: string
       scalajs_version:
         description: "ScalaJS version"
-        default: 0.6.33
+        default: 1.1.1
         type: string
     environment:
       SCALAJS_VERSION: << parameters.scalajs_version >>
@@ -128,19 +128,11 @@ workflows:
           name: jdk14_dotty
           java_version: jdk14
           scala_version: 0.27.0-RC1
-      - scalajs_job:
-          name: sjs0.6_2.12
-          scala_version: 2.12.10
-          scalajs_version: 0.6.33
-      - scalajs_job:
-          name: sjs0.6_2.13
-          scala_version: 2.13.1
-          scalajs_version: 0.6.33
       - scalajs_job:
           name: sjs1.0_2.12
           scala_version: 2.12.10
-          scalajs_version: 1.0.1
+          scalajs_version: 1.1.1
       - scalajs_job:
           name: sjs1.0_2.13
           scala_version: 2.13.1
-          scalajs_version: 1.0.1
+          scalajs_version: 1.1.1
diff --git a/.travis.yml b/.travis.yml
index 5876bfbd9..91175f816 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,17 +11,14 @@ scala:
 
 env:
   - SCALAJS_VERSION=         ADOPTOPENJDK=8
-  - SCALAJS_VERSION=0.6.33   ADOPTOPENJDK=8
-  - SCALAJS_VERSION=1.0.1    ADOPTOPENJDK=8
+  - SCALAJS_VERSION=1.1.1    ADOPTOPENJDK=8
   - SCALAJS_VERSION=         ADOPTOPENJDK=11
   - SCALAJS_VERSION=         ADOPTOPENJDK=13
 
 matrix:
   exclude:
     - scala: 0.27.0-RC1
-      env: SCALAJS_VERSION=0.6.33   ADOPTOPENJDK=8
-    - scala: 0.27.0-RC1
-      env: SCALAJS_VERSION=1.0.1    ADOPTOPENJDK=8
+      env: SCALAJS_VERSION=1.1.1    ADOPTOPENJDK=8
 
 install:
   - git fetch --tags # get all tags for sbt-dynver
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 0bae7a232..46a45723d 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,5 +1,5 @@
 val scalaJSVersion =
-  Option(System.getenv("SCALAJS_VERSION")).filter(_.nonEmpty).getOrElse("0.6.33")
+  Option(System.getenv("SCALAJS_VERSION")).filter(_.nonEmpty).getOrElse("1.1.1")
 
 addSbtPlugin("org.scala-lang.modules" % "sbt-scala-module" % "2.2.0")
 addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject" % "1.0.0")