diff --git a/astronaut/freshnaut b/astronaut/freshnaut
index 04914fa..15d62c7 100755
--- a/astronaut/freshnaut
+++ b/astronaut/freshnaut
@@ -17,7 +17,7 @@ function call(command)
 
     local pipe = io.popen(command)
     if pipe then
-        local output = pipe:read("a")
+        local output = pipe:read("*all")
         if pipe:close() then
             if #output > 0 then
                 return output:match("(.-)%s*$")
@@ -181,4 +181,7 @@ elseif arg[1] == "dir" then
             print("Failed to create dir for " .. satellite)
         end
     end
+else
+    show_help()
+    os.exit(1)
 end