diff --git a/etc/ci/buildbot_steps.yml b/etc/ci/buildbot_steps.yml
index eb7593d44fa..c9ead7956c8 100644
--- a/etc/ci/buildbot_steps.yml
+++ b/etc/ci/buildbot_steps.yml
@@ -5,28 +5,6 @@ env:
   SCCACHE_IDLE_TIMEOUT: "1200"
   GST_DEBUG: '3'
 
-mac-rel-wpt2:
- env:
-   CC: /usr/local/opt/llvm/bin/clang
-   CXX: /usr/local/opt/llvm/bin/clang++
- commands:
-  - ./mach clean-nightlies --keep 3 --force
-  - ./mach clean-cargo-cache --keep 3 --force
-  - env PKG_CONFIG_PATH=/usr/local/opt/zlib/lib/pkgconfig ./mach build --release
-  - ./mach test-wpt --release --processes 4 --total-chunks 6 --this-chunk 2 --log-raw test-wpt.log --log-errorsummary wpt-errorsummary.log --always-succeed
-  - ./mach filter-intermittents wpt-errorsummary.log --log-intermittents intermittents.log --log-filteredsummary filtered-wpt-errorsummary.log --tracker-api default --reporter-api default
-
-mac-rel-wpt3:
- env:
-   CC: /usr/local/opt/llvm/bin/clang
-   CXX: /usr/local/opt/llvm/bin/clang++
- commands:
-  - ./mach clean-nightlies --keep 3 --force
-  - ./mach clean-cargo-cache --keep 3 --force
-  - env PKG_CONFIG_PATH=/usr/local/opt/zlib/lib/pkgconfig ./mach build --release
-  - ./mach test-wpt --release --processes 4 --total-chunks 6 --this-chunk 3 --log-raw test-wpt.log --log-errorsummary wpt-errorsummary.log --always-succeed
-  - ./mach filter-intermittents wpt-errorsummary.log --log-intermittents intermittents.log --log-filteredsummary filtered-wpt-errorsummary.log --tracker-api default --reporter-api default
-
 mac-rel-wpt4:
  env:
    CC: /usr/local/opt/llvm/bin/clang
@@ -213,6 +191,8 @@ android-mac: []
 android: []
 android-x86: []
 mac-rel-wpt1: []
+mac-rel-wpt2: []
+mac-rel-wpt3: []
 android-nightly: []
 windows-msvc-nightly: []
 mac-nightly: []
diff --git a/etc/taskcluster/decision_task.py b/etc/taskcluster/decision_task.py
index fe5931ff07d..c36d0727d87 100644
--- a/etc/taskcluster/decision_task.py
+++ b/etc/taskcluster/decision_task.py
@@ -517,7 +517,7 @@ def macos_wpt():
     def macos_run_task(name):
         return macos_task(name).with_python2()
     wpt_chunks("macOS x64", macos_run_task, build_task, repo_dir="repo",
-               total_chunks=6, processes=4, chunks=[1])
+               total_chunks=6, processes=4, chunks=[1,2,3])
 
 
 def wpt_chunks(platform, make_chunk_task, build_task, total_chunks, processes,