diff --git a/builds/runtimes/pypy3-2.1 b/builds/runtimes/pypy3-2.1
deleted file mode 100755
index f599e3e..0000000
--- a/builds/runtimes/pypy3-2.1
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/usr/bin/env bash
-# Build Path: /app/.heroku/python/
-# Build Deps: libraries/sqlite
-
-# NOTICE: This formula only works for the cedar-14 stack, not cedar.
-
-OUT_PREFIX=$1
-
-echo "Building PyPy..."
-SOURCE_TARBALL='https://bitbucket.org/pypy/pypy/downloads/pypy3-2.1-linux64.tar.bz2'
-curl -L $SOURCE_TARBALL | tar jx
-cp -R pypy3-2.1/* $OUT_PREFIX
-
-ln $OUT_PREFIX/bin/pypy $OUT_PREFIX/bin/python
diff --git a/builds/runtimes/pypy3-2.2 b/builds/runtimes/pypy3-2.2
deleted file mode 100755
index 23ec2bb..0000000
--- a/builds/runtimes/pypy3-2.2
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/usr/bin/env bash
-# Build Path: /app/.heroku/python/
-# Build Deps: libraries/sqlite
-
-# NOTICE: This formula only works for the cedar-14 stack, not cedar.
-
-OUT_PREFIX=$1
-
-echo "Building PyPy..."
-SOURCE_TARBALL='https://bitbucket.org/pypy/pypy/downloads/pypy3-2.2-linux64.tar.bz2'
-curl -L $SOURCE_TARBALL | tar jx
-cp -R pypy3-2.3.1-linux64/* $OUT_PREFIX
-
-ln $OUT_PREFIX/bin/pypy $OUT_PREFIX/bin/python
diff --git a/builds/runtimes/pypy3-2.2.1 b/builds/runtimes/pypy3-2.2.1
deleted file mode 100755
index fb00702..0000000
--- a/builds/runtimes/pypy3-2.2.1
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/usr/bin/env bash
-# Build Path: /app/.heroku/python/
-# Build Deps: libraries/sqlite
-
-# NOTICE: This formula only works for the cedar-14 stack, not cedar.
-
-OUT_PREFIX=$1
-
-echo "Building PyPy..."
-SOURCE_TARBALL='https://bitbucket.org/pypy/pypy/downloads/pypy3-2.2.1-linux64.tar.bz2'
-curl -L $SOURCE_TARBALL | tar jx
-cp -R pypy3-2.2.1-linux64/* $OUT_PREFIX
-
-ln $OUT_PREFIX/bin/pypy $OUT_PREFIX/bin/python
diff --git a/builds/runtimes/pypy3-2.3 b/builds/runtimes/pypy3-2.3
deleted file mode 100755
index dbff7e6..0000000
--- a/builds/runtimes/pypy3-2.3
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/usr/bin/env bash
-# Build Path: /app/.heroku/python/
-# Build Deps: libraries/sqlite
-
-# NOTICE: This formula only works for the cedar-14 stack, not cedar.
-
-OUT_PREFIX=$1
-
-echo "Building PyPy..."
-SOURCE_TARBALL='https://bitbucket.org/pypy/pypy/downloads/pypy3-2.3-linux64.tar.bz2'
-curl -L $SOURCE_TARBALL | tar jx
-cp -R pypy3-2.3-linux64/* $OUT_PREFIX
-
-ln $OUT_PREFIX/bin/pypy $OUT_PREFIX/bin/python