diff --git a/README.md b/README.md
index f1208f2d..7d78b6a7 100644
--- a/README.md
+++ b/README.md
@@ -233,6 +233,7 @@ currently available are:
 
 * **aws** - The current AWS profile, if active (more info below)
 * **context** - Your username and host (more info below)
+* **vi_mode** - Vi editing mode (NORMAL|INSERT).
 * **dir** - Your current working directory.
 * **history** - The command number for the current line.
 * **ip** - Shows the current IP address.
diff --git a/powerlevel9k.zsh-theme b/powerlevel9k.zsh-theme
index a60fd12d..86fc2c42 100644
--- a/powerlevel9k.zsh-theme
+++ b/powerlevel9k.zsh-theme
@@ -576,6 +576,16 @@ prompt_context() {
   fi
 }
 
+# Vi Mode: show editing mode (NORMAL|INSERT)
+prompt_vi_mode() {
+  local mode="${${KEYMAP/vicmd/NORMAL}/(main|viins)/INSERT}"
+  if [[ "$mode" == "NORMAL" ]]; then
+    $1_prompt_segment "$0_NORMAL" "$DEFAULT_COLOR" "default" "$mode"
+  else
+    $1_prompt_segment "$0_INSERT" "$DEFAULT_COLOR" "blue" "$mode"
+  fi
+}
+
 # Dir: current working directory
 prompt_dir() {
   local current_path='%~'