diff --git a/highlighters/main/README.md b/highlighters/main/README.md
index 6900bfb..0389a44 100644
--- a/highlighters/main/README.md
+++ b/highlighters/main/README.md
@@ -31,7 +31,8 @@ This highlighter defines the following styles:
 * `precommand` - precommands (i.e. exec, builtin, ...)
 * `commandseparator` - command separation tokens
 * `hashed-command` - hashed commands
-* `path` - paths
+* `path` - paths which exist
+* `partial-path` - partial paths (prefixes of existing files)
 * `globbing` - globbing expressions
 * `history-expansion` - history expansion expressions
 * `single-hyphen-option` - single hyphen options
diff --git a/highlighters/main/main-highlighter.zsh b/highlighters/main/main-highlighter.zsh
index be1d0a9..aeb9576 100755
--- a/highlighters/main/main-highlighter.zsh
+++ b/highlighters/main/main-highlighter.zsh
@@ -40,7 +40,8 @@
 : ${ZSH_HIGHLIGHT_STYLES[precommand]:=fg=green,underline}
 : ${ZSH_HIGHLIGHT_STYLES[commandseparator]:=none}
 : ${ZSH_HIGHLIGHT_STYLES[hashed-command]:=fg=green}
-: ${ZSH_HIGHLIGHT_STYLES[path]:=underline}
+: ${ZSH_HIGHLIGHT_STYLES[path]:=underline,bold}
+: ${ZSH_HIGHLIGHT_STYLES[partial-path]:=underline}
 : ${ZSH_HIGHLIGHT_STYLES[globbing]:=fg=blue}
 : ${ZSH_HIGHLIGHT_STYLES[history-expansion]:=fg=blue}
 : ${ZSH_HIGHLIGHT_STYLES[single-hyphen-option]:=none}
@@ -106,6 +107,8 @@ _zsh_highlight_main_highlighter()
                           new_expression=true
                         elif _zsh_highlight_main_highlighter_check_path; then
                           style=$ZSH_HIGHLIGHT_STYLES[path]
+                        elif _zsh_highlight_main_highlighter_check_partial_path; then
+                          style=$ZSH_HIGHLIGHT_STYLES[partial-path]
                         elif [[ $arg[0,1] = $histchars[0,1] ]]; then
                           style=$ZSH_HIGHLIGHT_STYLES[history-expansion]
                         else
@@ -128,6 +131,8 @@ _zsh_highlight_main_highlighter()
         *"*"*)   $highlight_glob && style=$ZSH_HIGHLIGHT_STYLES[globbing] || style=$ZSH_HIGHLIGHT_STYLES[default];;
         *)       if _zsh_highlight_main_highlighter_check_path; then
                    style=$ZSH_HIGHLIGHT_STYLES[path]
+                 elif _zsh_highlight_main_highlighter_check_partial_path; then
+                   style=$ZSH_HIGHLIGHT_STYLES[partial-path]
                  elif [[ $arg[0,1] = $histchars[0,1] ]]; then
                    style=$ZSH_HIGHLIGHT_STYLES[history-expansion]
                  elif [[ -n ${(M)ZSH_HIGHLIGHT_TOKENS_COMMANDSEPARATOR:#"$arg"} ]]; then
@@ -153,6 +158,16 @@ _zsh_highlight_main_highlighter_check_assign()
 
 # Check if the argument is a path.
 _zsh_highlight_main_highlighter_check_path()
+{
+  setopt localoptions nonomatch
+  local expanded_path; : ${expanded_path:=${(Q)~arg}}
+  [[ -z $expanded_path ]] && return 1
+  [[ -e $expanded_path ]] && return 0
+  return 1
+}
+
+# Check if the argument is a partial path.
+_zsh_highlight_main_highlighter_check_partial_path()
 {
   setopt localoptions nonomatch
   local expanded_path; : ${expanded_path:=${(Q)~arg}}
diff --git a/highlighters/main/test-data/partial-path.zsh b/highlighters/main/test-data/partial-path.zsh
new file mode 100644
index 0000000..7df1d79
--- /dev/null
+++ b/highlighters/main/test-data/partial-path.zsh
@@ -0,0 +1,36 @@
+#!/usr/bin/env zsh
+# -------------------------------------------------------------------------------------------------
+# Copyright (c) 2010-2011 zsh-syntax-highlighting contributors
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without modification, are permitted
+# provided that the following conditions are met:
+#
+#  * Redistributions of source code must retain the above copyright notice, this list of conditions
+#    and the following disclaimer.
+#  * Redistributions in binary form must reproduce the above copyright notice, this list of
+#    conditions and the following disclaimer in the documentation and/or other materials provided
+#    with the distribution.
+#  * Neither the name of the zsh-syntax-highlighting contributors nor the names of its contributors
+#    may be used to endorse or promote products derived from this software without specific prior
+#    written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+# FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+# IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# -------------------------------------------------------------------------------------------------
+# -*- mode: zsh; sh-indentation: 2; indent-tabs-mode: nil; sh-basic-offset: 2; -*-
+# vim: ft=zsh sw=2 ts=2 et
+# -------------------------------------------------------------------------------------------------
+
+BUFFER='ls highlighters/main/test-data/partial-path'
+
+expected_region_highlight=(
+  "1 2  $ZSH_HIGHLIGHT_STYLES[command]"      # ls
+  "4 43 $ZSH_HIGHLIGHT_STYLES[partial-path]" # highlighters/main/test-data/path.zsh
+)