diff --git a/base/error.jl b/base/error.jl
index a1a7d1817d4c6..4c47dcfa9ef6e 100644
--- a/base/error.jl
+++ b/base/error.jl
@@ -19,7 +19,8 @@
 """
     throw(e)
 
-Throw an object as an exception.
+Throw an object as an exception. To rethrow the current exception from
+within a `catch` block, use `rethrow()`.
 """
 throw