diff --git a/.ci_support/linux_aarch64_.yaml b/.ci_support/linux_aarch64_.yaml
index 09de195..3afbabe 100644
--- a/.ci_support/linux_aarch64_.yaml
+++ b/.ci_support/linux_aarch64_.yaml
@@ -12,14 +12,9 @@ channel_sources:
 - conda-forge
 channel_targets:
 - conda-forge main
-cxx_compiler:
-- gxx
-cxx_compiler_version:
-- '10'
 docker_image:
 - quay.io/condaforge/linux-anvil-aarch64
+rust_compiler:
+- rust
 target_platform:
 - linux-aarch64
-zip_keys:
-- - c_compiler_version
-  - cxx_compiler_version
diff --git a/.ci_support/linux_ppc64le_.yaml b/.ci_support/linux_ppc64le_.yaml
deleted file mode 100644
index 6d449be..0000000
--- a/.ci_support/linux_ppc64le_.yaml
+++ /dev/null
@@ -1,21 +0,0 @@
-c_compiler:
-- gcc
-c_compiler_version:
-- '10'
-cdt_name:
-- cos7
-channel_sources:
-- conda-forge
-channel_targets:
-- conda-forge main
-cxx_compiler:
-- gxx
-cxx_compiler_version:
-- '10'
-docker_image:
-- quay.io/condaforge/linux-anvil-ppc64le
-target_platform:
-- linux-ppc64le
-zip_keys:
-- - c_compiler_version
-  - cxx_compiler_version
diff --git a/.ci_support/win_64_.yaml b/.ci_support/win_64_.yaml
index cc42897..8046930 100644
--- a/.ci_support/win_64_.yaml
+++ b/.ci_support/win_64_.yaml
@@ -1,5 +1,5 @@
 c_compiler:
-- vs2017
+- vs2019
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.travis.yml b/.travis.yml
index 58a72eb..b25d24d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,11 +12,6 @@ matrix:
       arch: arm64
       dist: focal
 
-    - env: CONFIG=linux_ppc64le_ UPLOAD_PACKAGES=True PLATFORM=linux-ppc64le DOCKER_IMAGE=quay.io/condaforge/linux-anvil-ppc64le
-      os: linux
-      arch: ppc64le
-      dist: focal
-
 script:
   - export CI=travis
   - export GIT_BRANCH="$TRAVIS_BRANCH"
diff --git a/README.md b/README.md
index cfa355b..50eb89e 100644
--- a/README.md
+++ b/README.md
@@ -51,13 +51,6 @@ Current build status
                   <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/deno-feedstock?branchName=main&jobName=linux&configuration=linux_aarch64_" alt="variant">
                 </a>
               </td>
-            </tr><tr>
-              <td>linux_ppc64le</td>
-              <td>
-                <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=14856&branchName=main">
-                  <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/deno-feedstock?branchName=main&jobName=linux&configuration=linux_ppc64le_" alt="variant">
-                </a>
-              </td>
             </tr><tr>
               <td>osx_64</td>
               <td>