diff --git a/Library/Homebrew/requirements/language_module_requirement.rb b/Library/Homebrew/requirements/language_module_requirement.rb
index 146531fe2c..50430185ed 100644
--- a/Library/Homebrew/requirements/language_module_requirement.rb
+++ b/Library/Homebrew/requirements/language_module_requirement.rb
@@ -23,7 +23,8 @@ class LanguageModuleRequirement < Requirement
     case @language
     when :chicken then %W[/usr/bin/env csi -e (use\ #{@import_name})]
     when :jruby then %W[/usr/bin/env jruby -rubygems -e require\ '#{@import_name}']
-    when :lua then %W[/usr/bin/env luarocks show #{@import_name}]
+    when :lua then %W[/usr/bin/env luarocks-5.2 show #{@import_name}]
+    when :lua51 then %W[/usr/bin/env luarocks-5.1 show #{@import_name}]
     when :node then %W[/usr/bin/env node -e require('#{@import_name}');]
     when :ocaml then %W[/usr/bin/env opam list --installed #{@import_name}]
     when :perl then %W[/usr/bin/env perl -e use\ #{@import_name}]
@@ -38,7 +39,8 @@ class LanguageModuleRequirement < Requirement
     case @language
     when :chicken then "chicken-install"
     when :jruby   then "jruby -S gem install"
-    when :lua     then "luarocks install"
+    when :lua     then "luarocks-5.2 install"
+    when :lua51   then "luarocks-5.1 install"
     when :node    then "npm install"
     when :ocaml   then "opam install"
     when :perl    then "cpan -i"