diff --git a/content/liberator.js b/content/liberator.js
index d4cda1a9..a87651b5 100644
--- a/content/liberator.js
+++ b/content/liberator.js
@@ -221,6 +221,9 @@ const liberator = (function () //{{{
             "Execute the argument as an Ex command",
             // FIXME: this should evaluate each arg separately then join
             // with " " before executing.
+            // E.g. :execute "source" io.getRCFile().path
+            // Need to fix commands.parseArgs which currently strips the quotes
+            // from quoted args
             function (args)
             {
                 try
diff --git a/locale/en-US/eval.txt b/locale/en-US/eval.txt
index c4a22b2f..c7ed491c 100644
--- a/locale/en-US/eval.txt
+++ b/locale/en-US/eval.txt
@@ -25,11 +25,13 @@ ________________________________________________________________________________
 
 
 |:exe| |:execute|
-||:exe[cute] {expr1} [ ... ]|| +
+||:exe[cute] {expr}|| +
 ________________________________________________________________________________
-Execute the string that results from the evaluation of {expr1} as an Ex
-command. Example: [c]:execute echo "test"[c] shows a message with the text
-"test".
+Execute the string that results from the evaluation of {expr} as an Ex command.
+Example: [c]:execute "source " + io.getRCFile().path[c] sources the appropriate
+RC file.
+
+Note: Unlike Vim this currently only supports a single argument.
 ________________________________________________________________________________