diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8b65dc97..bfc4897c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   It's now more readable.
 - Removed save on write for `:ObsidianNew` and `:ObsidianToday` ([#32](https://github.com/epwalsh/obsidian.nvim/pull/32)).
 
+### Fixed
+
+- `:ObsidianOpen` now works on Linux.
+
 ## [v1.4.0](https://github.com/epwalsh/obsidian.nvim/releases/tag/v1.4.0) - 2022-10-11
 
 ### Added
diff --git a/lua/obsidian/command.lua b/lua/obsidian/command.lua
index e78a0a7a..eeaae3b4 100644
--- a/lua/obsidian/command.lua
+++ b/lua/obsidian/command.lua
@@ -90,13 +90,24 @@ command.open = function(client, data)
 
   local encoded_vault = util.urlencode(vault_name)
   local encoded_path = util.urlencode(tostring(path))
-
-  local app = "/Applications/Obsidian.app"
-  if Path:new(app):exists() then
-    local cmd = ("open -a %s --background 'obsidian://open?vault=%s&file=%s'"):format(app, encoded_vault, encoded_path)
-    os.execute(cmd)
+  local cmd = nil
+  local sysname = vim.loop.os_uname().sysname
+  if sysname == "Linux" then
+    cmd = ("xdg-open 'obsidian://open?vault=%s&file=%s'"):format(encoded_vault, encoded_path)
+  elseif sysname == "Darwin" then
+    cmd = ("open -a /Applications/Obsidian.app --background 'obsidian://open?vault=%s&file=%s'"):format(
+      encoded_vault,
+      encoded_path
+    )
   else
-    echo.err "could not detect Obsidian application"
+    echo.err "open command does not support this OS yet"
+  end
+
+  if cmd ~= nil then
+    local return_code = os.execute(cmd)
+    if return_code > 0 then
+      echo.err "failed opening Obsidian app to note"
+    end
   end
 end