diff --git a/CHANGELOG.md b/CHANGELOG.md
index e33d022..b057503 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,8 @@ gcd.
 * Any value can now be passed as `assert` error message (and will be converted
 to str)
 * `$` and the following identifier can now be spaced (`$ id` is now valid)
+* `paraghraphs` argument of function `lorem.ipsum` is now optional and defaults
+  to 1
 
 ### Fixed
 * Fixed a crash in `math.log` on base=1
diff --git a/lib_/lorem.noug b/lib_/lorem.noug
index c684530..f5e6f42 100644
--- a/lib_/lorem.noug
+++ b/lib_/lorem.noug
@@ -7,7 +7,7 @@
 # Lorem: a lorem ipsum library
 import random
 
-def ipsum(paragraphs)
+def ipsum()(paragraphs=1)
     assert is_int(paragraphs), "first argument of function 'lorem.ipsum' SHOULD be an integer."
     assert paragraphs >= 0, "first argument of function 'lorem.ipsum' SHOULD be positive."
     if paragraphs == 0 then return ""