diff --git a/lua/rustaceanvim/config/internal.lua b/lua/rustaceanvim/config/internal.lua
index 78f7cd60..a2089204 100644
--- a/lua/rustaceanvim/config/internal.lua
+++ b/lua/rustaceanvim/config/internal.lua
@@ -217,7 +217,7 @@ local RustaceanDefaultConfig = {
         local liblldb_path = compat.joinpath(mason_codelldb_path, 'lldb', 'lib', 'liblldb')
         local shell = require('rustaceanvim.shell')
         if shell.is_windows() then
-          codelldb_path = codelldb_path .. 'exe'
+          codelldb_path = codelldb_path .. '.exe'
           liblldb_path = compat.joinpath(mason_codelldb_path, 'lldb', 'bin', 'liblldb.dll')
         else
           liblldb_path = liblldb_path .. (shell.is_macos() and '.dylib' or '.so')