diff --git a/modules/autoenv/README.md b/modules/autoenv/README.md
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index 00000000..f5895405
--- /dev/null
+++ b/modules/autoenv/README.md
@@ -0,0 +1,16 @@
+Autoenv
+=======
+
+Provides integration for the [autoenv][1] shell environment settings
+tool.
+
+Settings
+--------
+
+By default this plugin finds autoenv as it's installed by Mac homebrew,
+in `/usr/local/opt/autoenv/activate.sh`. To find the autoenv script in
+another location, add the following line to *zpreztorc*:
+
+    zstyle ':prezto:module:autoenv' script PATH_TO_AUTOENV_ACTIVATE
+
+[1]: https://github.com/kennethreitz/autoenv
diff --git a/modules/autoenv/init.zsh b/modules/autoenv/init.zsh
new file mode 100644
index 00000000..523ca6ac
--- /dev/null
+++ b/modules/autoenv/init.zsh
@@ -0,0 +1,14 @@
+# silently falls back to '' if homebrew is not installed
+_autoenv_base=$(brew --prefix 2>/dev/null)
+
+zstyle -s ':prezto:module:autoenv' script "_autoenv_script" || _autoenv_script=${_autoenv_base}/opt/autoenv/activate.sh
+
+if [[ -s $_autoenv_script ]]; then
+    source $_autoenv_script
+    unset _autoenv_script
+    unset _autoenv_base
+else
+    unset _autoenv_script
+    unset _autoenv_base
+    return 1
+fi