diff --git a/doc/watchexec.1 b/doc/watchexec.1
index d5e28f8..e50aeae 100644
--- a/doc/watchexec.1
+++ b/doc/watchexec.1
@@ -1,7 +1,7 @@
 .\" generated with Ronn/v0.7.3
 .\" http://github.com/rtomayko/ronn/tree/0.7.3
 .
-.TH "WATCHEXEC" "1" "April 2017" "" ""
+.TH "WATCHEXEC" "1" "August 2018" "" ""
 .
 .SH "NAME"
 \fBwatchexec\fR \- execute commands when watched files change
@@ -71,10 +71,38 @@ Skip loading of version control system (VCS) ignore files\. By default, watchexe
 .
 .TP
 \fB\-\-no\-default\-ignore\fR
-Skip default ignore statements\. By default, watchexec ignores common temporary files for you, for example \fB.*\.swp\fR, \fB*\.pyc\fR, and \fB\.DS_Store\fR
+Skip default ignore statements\. By default, watchexec ignores common temporary files for you, for example \fB*\.swp\fR, \fB*\.pyc\fR, and \fB\.DS_Store\fR\.
 .
 .SH "ENVIRONMENT"
-Processes started by watchexec have the \fB$WATCHEXEC_UPDATED_PATH\fR environment variable set to the path of the first modification observed\. In addition, the \fB$WATCHEXEC_COMMON_PATH\fR environment variable is set to the common path of all observed modifications\.
+Processes started by watchexec have environment variables set describing the modification(s) observed\. Which variable is set depends on how many modifications were observed and/or what type they were\.
+.
+.P
+If a single file changed (depending on the event type):
+.
+.IP "\(bu" 4
+\fB$WATCHEXEC_CREATED_PATH\fR, the path of the file that was created
+.
+.IP "\(bu" 4
+\fB$WATCHEXEC_REMOVED_PATH\fR, the path of the file that was removed
+.
+.IP "\(bu" 4
+\fB$WATCHEXEC_RENAMED_PATH\fR, the path of the file that was renamed
+.
+.IP "\(bu" 4
+\fB$WATCHEXEC_WRITTEN_PATH\fR, the path of the file that was modified
+.
+.IP "\(bu" 4
+\fB$WATCHEXEC_META_CHANGED_PATH\fR, the path of the file whose metadata changed
+.
+.IP "" 0
+.
+.P
+If multiple files changed:
+.
+.IP "\(bu" 4
+\fB$WATCHEXEC_COMMON_PATH\fR, the longest common path of all of the files that triggered a change
+.
+.IP "" 0
 .
 .SH "EXAMPLES"
 Rebuild a project when source files change:
diff --git a/doc/watchexec.1.html b/doc/watchexec.1.html
index 6b084c8..fcd80b4 100644
--- a/doc/watchexec.1.html
+++ b/doc/watchexec.1.html
@@ -98,13 +98,31 @@
 <dt><code>-d</code>, <code>--debug</code></dt><dd><p>Prints diagnostic messages to STDERR</p></dd>
 <dt><code>--force-poll</code> <var>interval</var></dt><dd><p>Poll for changes every <var>interval</var> ms instead of using system-specific notification mechanisms (such as inotify). This is useful when you are monitoring NFS shares.</p></dd>
 <dt><code>--no-vcs-ignore</code></dt><dd><p>Skip loading of version control system (VCS) ignore files. By default, watchexec loads .gitignore files in the current directory (or parent directories) and uses them to populate the ignore list.</p></dd>
-<dt><code>--no-default-ignore</code></dt><dd><p>Skip default ignore statements. By default, watchexec ignores common temporary files for you, for example <code>*.swp</code>, <code>*.pyc</code>, and <code>.DS_Store</code></p></dd>
+<dt><code>--no-default-ignore</code></dt><dd><p>Skip default ignore statements. By default, watchexec ignores common temporary files for you, for example <code>*.swp</code>, <code>*.pyc</code>, and <code>.DS_Store</code>.</p></dd>
 </dl>
 
 
 <h2 id="ENVIRONMENT">ENVIRONMENT</h2>
 
-<p>Processes started by watchexec have the <code>$WATCHEXEC_UPDATED_PATH</code> environment variable set to the path of the first modification observed. In addition, the <code>$WATCHEXEC_COMMON_PATH</code> environment variable is set to the common path of all observed modifications.</p>
+<p>Processes started by watchexec have environment variables set describing the modification(s) observed. Which variable is set depends on how many modifications were observed and/or what type they were.</p>
+
+<p>If a single file changed (depending on the event type):</p>
+
+<ul>
+<li><code>$WATCHEXEC_CREATED_PATH</code>, the path of the file that was created</li>
+<li><code>$WATCHEXEC_REMOVED_PATH</code>, the path of the file that was removed</li>
+<li><code>$WATCHEXEC_RENAMED_PATH</code>, the path of the file that was renamed</li>
+<li><code>$WATCHEXEC_WRITTEN_PATH</code>, the path of the file that was modified</li>
+<li><code>$WATCHEXEC_META_CHANGED_PATH</code>, the path of the file whose metadata changed</li>
+</ul>
+
+
+<p>If multiple files changed:</p>
+
+<ul>
+<li><code>$WATCHEXEC_COMMON_PATH</code>, the longest common path of all of the files that triggered a change</li>
+</ul>
+
 
 <h2 id="EXAMPLES">EXAMPLES</h2>
 
@@ -136,7 +154,7 @@
 
   <ol class='man-decor man-foot man foot'>
     <li class='tl'></li>
-    <li class='tc'>April 2017</li>
+    <li class='tc'>August 2018</li>
     <li class='tr'>watchexec(1)</li>
   </ol>
 
diff --git a/doc/watchexec.1.ronn b/doc/watchexec.1.ronn
index d0d2439..9185452 100644
--- a/doc/watchexec.1.ronn
+++ b/doc/watchexec.1.ronn
@@ -53,11 +53,23 @@ Poll for changes every <interval> ms instead of using system-specific notificati
 Skip loading of version control system (VCS) ignore files. By default, watchexec loads .gitignore files in the current directory (or parent directories) and uses them to populate the ignore list.
 
 * `--no-default-ignore`:
-Skip default ignore statements. By default, watchexec ignores common temporary files for you, for example `*.swp`, `*.pyc`, and `.DS_Store` 
+Skip default ignore statements. By default, watchexec ignores common temporary files for you, for example `*.swp`, `*.pyc`, and `.DS_Store`.
 
 ## ENVIRONMENT
 
-Processes started by watchexec have the `$WATCHEXEC_UPDATED_PATH` environment variable set to the path of the first modification observed. In addition, the `$WATCHEXEC_COMMON_PATH` environment variable is set to the common path of all observed modifications.
+Processes started by watchexec have environment variables set describing the modification(s) observed. Which variable is set depends on how many modifications were observed and/or what type they were.
+
+If a single file changed (depending on the event type):
+
+* `$WATCHEXEC_CREATED_PATH`, the path of the file that was created
+* `$WATCHEXEC_REMOVED_PATH`, the path of the file that was removed
+* `$WATCHEXEC_RENAMED_PATH`, the path of the file that was renamed
+* `$WATCHEXEC_WRITTEN_PATH`, the path of the file that was modified
+* `$WATCHEXEC_META_CHANGED_PATH`, the path of the file whose metadata changed
+
+If multiple files changed:
+
+* `$WATCHEXEC_COMMON_PATH`, the longest common path of all of the files that triggered a change
 
 ## EXAMPLES