diff --git a/devkitarm/Dockerfile b/devkitarm/Dockerfile
new file mode 100644
index 0000000..494f63a
--- /dev/null
+++ b/devkitarm/Dockerfile
@@ -0,0 +1,2 @@
+FROM devkitpro/devkitarm:20210726
+RUN dkp-pacman -Syu
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diff --git a/devkitppc/Dockerfile b/devkitppc/Dockerfile
index 1e36101..08ec0f4 100644
--- a/devkitppc/Dockerfile
+++ b/devkitppc/Dockerfile
@@ -1,3 +1,3 @@
-FROM devkitpro/devkitppc:20200730
-RUN dkp-pacman -Syu --noconfirm && dkp-pacman -Scc --noconfirm
-RUN git clone https://github.com/devkitPro/wut && cd wut && git reset --hard 583b7d412d7e97ef04400071e5836f33682d31d9 && make install && cd .. && rm -rf wut
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+FROM devkitpro/devkitppc@sha256:b4c7622442bef192fa13ef34ec90741820cef2fb0c6d6b317a9bd55da06cfa60
+RUN dkp-pacman -Syyu --noconfirm && dkp-pacman -Scc --noconfirm
+RUN git clone --depth 1 --single-branch -b master https://github.com/wiiu-env/wut && cd wut && git reset --hard f4cd99f1b183c3b471eb29da9b19a78dc842ac91 && make install && cd .. && rm -rf wut
\ No newline at end of file