diff --git a/README.md b/README.md
index c2b3a85..eed62e5 100644
--- a/README.md
+++ b/README.md
@@ -31,6 +31,7 @@ vim.g.symbols_outline = {
     highlight_hovered_item = true,
     show_guides = true,
     auto_preview = true,
+    instant_preview = false,
     position = 'right',
     relative_width = true,
     width = 25,
@@ -90,6 +91,7 @@ vim.g.symbols_outline = {
 | width                  | Width of window (as a % or columns based on `relative_width`)                  | int                | 25                       |
 | auto_close             | Whether to automatically close the window after selection                      | boolean            | false                    |
 | auto_preview           | Show a preview of the code on hover                                            | boolean            | true                     |
+| instant_preview        | Instantly activates `auto_preview` without any delay                           | boolean            | false                    |
 | show_numbers           | Shows numbers with the outline                                                 | boolean            | false                    |
 | show_relative_numbers  | Shows relative numbers with the outline                                        | boolean            | false                    |
 | show_symbol_details    | Shows extra details with the symbols (lsp dependent)                           | boolean            | true                     |
diff --git a/doc/symbols-outline.txt b/doc/symbols-outline.txt
index 0748963..1d280ad 100644
--- a/doc/symbols-outline.txt
+++ b/doc/symbols-outline.txt
@@ -47,6 +47,7 @@ or skip this section entirely if you want to roll with the defaults.
         highlight_hovered_item = true,
         show_guides = true,
         auto_preview = true,
+        instant_preview = false,
         position = 'right',
         width = 25,
         auto_close = false,
@@ -162,6 +163,15 @@ auto_preview
 
     Type: boolean
 
+-----------------------------------------------------------------------------
+instant_preview
+
+    Instantly activates |auto_preview| without any delay.
+
+    Default: false                                                         ~
+
+    Type: boolean
+
 -----------------------------------------------------------------------------
 show_numbers
 
diff --git a/lua/symbols-outline.lua b/lua/symbols-outline.lua
index bf253d1..160c4a2 100644
--- a/lua/symbols-outline.lua
+++ b/lua/symbols-outline.lua
@@ -18,9 +18,13 @@ end
 
 local function setup_buffer_autocmd()
   if config.options.auto_preview then
-    vim.cmd "au CursorHold <buffer> lua require'symbols-outline.preview'.show()"
+    local event = "CursorHold"
+    if config.options.instant_preview then
+      event = event .. ",CursorMoved"
+    end
+    vim.cmd("au " .. event .. " <buffer> lua require'symbols-outline.preview'.show()")
   else
-    vim.cmd "au CursorMoved <buffer> lua require'symbols-outline.preview'.close()"
+    vim.cmd("au CursorMoved <buffer> lua require'symbols-outline.preview'.close()")
   end
 end