diff --git a/collects/drscheme/private/app.ss b/collects/drscheme/private/app.ss
index 34d71ea111..818d068dc6 100644
--- a/collects/drscheme/private/app.ss
+++ b/collects/drscheme/private/app.ss
@@ -366,7 +366,6 @@
     (add (string-constant plt-homepage) "http://www.plt-scheme.org/")
     (add (string-constant teachscheme!-homepage) "http://www.teach-scheme.org/")
     (add (string-constant how-to-design-programs) "http://www.htdp.org/")
-    (add (string-constant how-to-use-scheme) "http://www.htus.org/")
     
     (for-each (λ (tool)
                 (cond [(drscheme:tools:successful-tool-url tool) 
diff --git a/collects/slideshow/info.ss b/collects/slideshow/info.ss
index b15ab16381..3eb85ee9b5 100644
--- a/collects/slideshow/info.ss
+++ b/collects/slideshow/info.ss
@@ -3,7 +3,6 @@
 (define tools (list '("tool.ss")))
 (define tool-names (list "Slideshow"))
 (define tool-icons (list (list "slideshow.png" "slideshow")))
-(define tool-urls (list "http://www.plt-scheme.org/software/slideshow/"))
 (define mred-launcher-libraries (list "start.ss"))
 (define mred-launcher-names (list "Slideshow"))
 (define compile-omit-paths '("initial-ones.ss" "pict-snipclass.ss" "examples"))