diff --git a/nomsu.lua b/nomsu.lua
index 6b025ef..8042e9b 100644
--- a/nomsu.lua
+++ b/nomsu.lua
@@ -1378,7 +1378,7 @@ do
         }
       end)
       self:define_action("run file %filename", "nomsu.moon", function(_filename)
-        return nomus:run_file(_filename)
+        return nomsu:run_file(_filename)
       end)
       return self:define_compile_action("use %filename", "nomsu.moon", function(_filename)
         local filename = nomsu:tree_to_value(_filename)
diff --git a/nomsu.moon b/nomsu.moon
index 40ca9bb..2fb5249 100755
--- a/nomsu.moon
+++ b/nomsu.moon
@@ -915,7 +915,7 @@ class NomsuCompiler
             expr: repr(nomsu\source_code(nomsu\tree_to_value(_level)))
 
         @define_action "run file %filename", "nomsu.moon", (_filename)->
-            nomus\run_file(_filename)
+            nomsu\run_file(_filename)
 
         @define_compile_action "use %filename", "nomsu.moon", (_filename)->
             filename = nomsu\tree_to_value(_filename)