diff --git a/CHANGELOG.md b/CHANGELOG.md
index ea3c1b2..2411ee7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [3.1.8] - 2024-02-23
+
+### Reverted
+
+- Don't run `ftplugin` more than once on the same buffer.
+  This prevented the LSP client from reattaching when
+  running `:e`.
+
 ## [3.1.7] - 2024-02-20
 
 ### Fixed
diff --git a/lua/haskell-tools/internal.lua b/lua/haskell-tools/internal.lua
index 65cae6b..51ac7d1 100644
--- a/lua/haskell-tools/internal.lua
+++ b/lua/haskell-tools/internal.lua
@@ -72,13 +72,8 @@ end
 
 ---ftplugin implementation
 function InternalApi.ftplugin()
-  local bufnr = vim.api.nvim_get_current_buf()
-  if vim.b[bufnr].did_haskell_tools_ftplugin then
-    return
-  end
   start_or_attach()
   dap_discover()
-  vim.b[bufnr].did_haskell_tools_ftplugin = true
 end
 
 return InternalApi