diff --git a/scribblings/cs019.scrbl b/scribblings/cs019.scrbl
index 74f1180..b46dcb3 100644
--- a/scribblings/cs019.scrbl
+++ b/scribblings/cs019.scrbl
@@ -64,7 +64,7 @@ Run the following to create the @filepath{whalesong} launcher program in
 your current directory.
 @codeblock|{
 #lang racket/base
-(require (planet dyoo/whalesong:1:4/make-launcher))
+(require (planet dyoo/whalesong:1:5/make-launcher))
 }|
 This may take a few minutes, as Racket is compiling Whalesong, its
 dependencies, and its documentation.  When it finally finishes,
diff --git a/scribblings/manual.scrbl b/scribblings/manual.scrbl
index e43abf2..1b8dfef 100644
--- a/scribblings/manual.scrbl
+++ b/scribblings/manual.scrbl
@@ -195,7 +195,7 @@ If you want to use Whalesong off of PLaneT, run the following to create
 the @filepath{whalesong} launcher:
 @codeblock|{
 #lang racket/base
-(require (planet dyoo/whalesong:1:4/make-launcher))
+(require (planet dyoo/whalesong:1:5/make-launcher))
 }|
 This may take a few minutes, as Racket is compiling Whalesong, its
 dependencies, and its documentation.  When it finally finishes,
diff --git a/version.rkt b/version.rkt
index 8fdef22..4bd86b2 100644
--- a/version.rkt
+++ b/version.rkt
@@ -6,4 +6,4 @@
 
 (provide version)
 (: version String)
-(define version "1.65")
+(define version "1.66")