diff --git a/stdlib/REPL/src/REPLCompletions.jl b/stdlib/REPL/src/REPLCompletions.jl
index 6c0a7b0a87186..98bd6f61f38df 100644
--- a/stdlib/REPL/src/REPLCompletions.jl
+++ b/stdlib/REPL/src/REPLCompletions.jl
@@ -831,6 +831,10 @@ function UndefVarError_hint(io::IO, ex::UndefVarError)
         print(io, "\nsuggestion: Use `||` for short-circuiting boolean OR.")
     elseif var === :and
         print(io, "\nsuggestion: Use `&&` for short-circuiting boolean AND.")
+    elseif var === :help
+        println(io)
+        # Show friendly help message when user types help or help() and help is undefined
+        show(io, MIME("text/plain"), Base.Docs.parsedoc(Base.Docs.keywords[:help]))
     end
 end