diff --git a/autoload/lsp_settings.vim b/autoload/lsp_settings.vim
index 9a117721..c87db8f8 100644
--- a/autoload/lsp_settings.vim
+++ b/autoload/lsp_settings.vim
@@ -113,10 +113,14 @@ function! s:vim_lsp_installer(ft, ...) abort
     if l:missing !=# 0
       continue
     endif
+
     if lsp_settings#executable(l:command)
-      return [l:conf.command, l:command]
+      let l:version = lsp_settings#get(l:conf.command, 'version', '')
+      return [l:conf.command, l:command . ' ' . l:version]
     endif
+
   endfor
+
   return [v:false] " placeholder, so that empty() returns false, but len() < 2 returns true
 endfunction
 
diff --git a/installer/install-clojure-lsp.cmd b/installer/install-clojure-lsp.cmd
index 63808d13..efa692a2 100644
--- a/installer/install-clojure-lsp.cmd
+++ b/installer/install-clojure-lsp.cmd
@@ -1,5 +1,5 @@
 @echo off
 
 setlocal
-set VERSION=2021.02.01-20.37.52
+set VERSION=%1:-2021.02.01-20.37.52%
 curl -L -o clojure-lsp.cmd https://github.com/clojure-lsp/clojure-lsp/releases/download/%VERSION%/clojure-lsp
diff --git a/installer/install-clojure-lsp.sh b/installer/install-clojure-lsp.sh
index 4847bf82..79e02b28 100755
--- a/installer/install-clojure-lsp.sh
+++ b/installer/install-clojure-lsp.sh
@@ -2,6 +2,6 @@
 
 set -e
 
-version="2021.02.01-20.37.52"
+version=${1:-"2021.02.01-20.37.52"}
 curl -L -o clojure-lsp "https://github.com/clojure-lsp/clojure-lsp/releases/download/$version/clojure-lsp"
 chmod +x clojure-lsp
diff --git a/installer/install-elixir-ls.cmd b/installer/install-elixir-ls.cmd
index 004f4db4..b709139b 100644
--- a/installer/install-elixir-ls.cmd
+++ b/installer/install-elixir-ls.cmd
@@ -1,7 +1,7 @@
 @echo off
 
 setlocal
-set VERSION=0.6.2
+set VERSION=%1:-0.6.2
 curl -L -o elixir-ls.zip "https://github.com/elixir-lsp/elixir-ls/releases/download/v%VERSION%/elixir-ls.zip"
 call "%~dp0\run_unzip.cmd" elixir-ls.zip
 del elixir-ls.zip
diff --git a/installer/install-elixir-ls.sh b/installer/install-elixir-ls.sh
index 1fa31b40..a02651a4 100755
--- a/installer/install-elixir-ls.sh
+++ b/installer/install-elixir-ls.sh
@@ -2,7 +2,7 @@
 
 set -e
 
-version="v0.6.2"
+version=${1:-"v0.6.2"}
 url="https://github.com/elixir-lsp/elixir-ls/releases/download/$version/elixir-ls.zip"
 curl -LO "$url"
 unzip elixir-ls.zip