diff --git a/libexec/rbenv---version b/libexec/rbenv---version
index 7d65d41d..c1313e45 100755
--- a/libexec/rbenv---version
+++ b/libexec/rbenv---version
@@ -1,12 +1,13 @@
 #!/usr/bin/env bash
 # Summary: Display the version of rbenv
 #
-# Displays the current revision info of rbenv from git if available, or falls
-# back to the version of the last release.
+# Displays the current revision info of rbenv from git if available,
+# or falls back to the version of the last release.
 #
 # The format of the git revision is:
 #   ${version}-${num_commits}-g${git_sha}
-# where `num_commits` is the number of commits since `version` was tagged.
+# where `num_commits` is the number of commits since `version` was
+# tagged.
 
 set -e
 [ -n "$RBENV_DEBUG" ] && set -x
diff --git a/libexec/rbenv-exec b/libexec/rbenv-exec
index 23b75d82..60880704 100755
--- a/libexec/rbenv-exec
+++ b/libexec/rbenv-exec
@@ -4,8 +4,8 @@
 #
 # Usage: rbenv exec COMMAND [arg1 arg2...]
 #
-# Runs an executable by first preparing PATH so that the selected Ruby version
-# is prepended to it.
+# Runs an executable by first preparing PATH so that the selected Ruby
+# version is prepended to it.
 #
 # For example, doing:
 #   RBENV_VERSION=1.9.3-p327 rbenv exec bundle install
diff --git a/libexec/rbenv-help b/libexec/rbenv-help
index cdb37100..0c39b696 100755
--- a/libexec/rbenv-help
+++ b/libexec/rbenv-help
@@ -6,10 +6,11 @@
 #
 # Parses and displays help contents from a command's source file.
 #
-# A command is considered documented if it starts with a comment block that has
-# at least one of the following sections: `Summary' and `Usage'. Usage
-# instructions can span multiple lines as long as subsequent lines are indented.
-# Everything else in the comment is considered to be regular help contents.
+# A command is considered documented if it starts with a comment block
+# that has at least one of the following sections: `Summary' and
+# `Usage'. Usage instructions can span multiple lines as long as
+# subsequent lines are indented.  Everything else in the comment is
+# considered to be regular help contents.
 
 set -e
 [ -n "$RBENV_DEBUG" ] && set -x
diff --git a/libexec/rbenv-prefix b/libexec/rbenv-prefix
index f68f1496..0b16fd9e 100755
--- a/libexec/rbenv-prefix
+++ b/libexec/rbenv-prefix
@@ -2,8 +2,8 @@
 # Summary: Display prefix for a Ruby version
 # Usage: rbenv prefix [<version>]
 #
-# Displays the directory where a Ruby version is installed. If no version is
-# given, it uses the currently selected version.
+# Displays the directory where a Ruby version is installed. If no
+# version is given, it uses the currently selected version.
 
 set -e
 [ -n "$RBENV_DEBUG" ] && set -x
diff --git a/libexec/rbenv-version b/libexec/rbenv-version
index 9ec7ac91..40d15392 100755
--- a/libexec/rbenv-version
+++ b/libexec/rbenv-version
@@ -1,8 +1,8 @@
 #!/usr/bin/env bash
 # Summary: Show the current Ruby version and its origin
 #
-# Shows the current Ruby version and where it's set from. To obtain only the
-# version string, use `rbenv version-name'.
+# Shows the current Ruby version and where it's set from. To obtain
+# only the version string, use `rbenv version-name'.
 
 set -e
 [ -n "$RBENV_DEBUG" ] && set -x