diff --git a/collects/tests/mzscheme/all.ss b/collects/tests/mzscheme/all.ss
index 338ede0b2b..b2a713926b 100644
--- a/collects/tests/mzscheme/all.ss
+++ b/collects/tests/mzscheme/all.ss
@@ -4,7 +4,6 @@
 (load-relative "scheme-tests.ss")
 (load-relative "mzlib-tests.ss")
 (load-relative "syntax-tests.ss")
-(load-relative "planet.ss")
 (load-in-sandbox "version.ss")
 (load-in-sandbox "net.ss")
 (load-in-sandbox "foreign-test.ss")
diff --git a/collects/tests/mzscheme/planet-stuff/dummy-module.ss b/collects/tests/mzscheme/planet-stuff/dummy-module.ss
deleted file mode 100644
index 21cbe9666b..0000000000
--- a/collects/tests/mzscheme/planet-stuff/dummy-module.ss
+++ /dev/null
@@ -1,3 +0,0 @@
-#lang planet plt/dummy-package
-
-1 + 2 * (3 + 4)
\ No newline at end of file
diff --git a/collects/tests/mzscheme/planet-stuff/dummy-package/lang/reader.ss b/collects/tests/mzscheme/planet-stuff/dummy-package/lang/reader.ss
deleted file mode 100644
index 0b94d9d708..0000000000
--- a/collects/tests/mzscheme/planet-stuff/dummy-package/lang/reader.ss
+++ /dev/null
@@ -1,2 +0,0 @@
-(module reader syntax/module-reader
-  #:language '(planet plt/dummy-package))
diff --git a/collects/tests/mzscheme/planet-stuff/dummy-package/main.ss b/collects/tests/mzscheme/planet-stuff/dummy-package/main.ss
deleted file mode 100644
index f2fc073d1a..0000000000
--- a/collects/tests/mzscheme/planet-stuff/dummy-package/main.ss
+++ /dev/null
@@ -1,36 +0,0 @@
-#lang scheme
-
-(define-syntax (module-begin stx)
-  (syntax-case stx ()
-    [(_ term ...)
-     (syntax/loc stx
-       (#%module-begin
-        (define result (compute '(term ...)))
-        (provide result)))]))
-
-(define compute
-  (match-lambda
-    [(? rational? const) const]
-    [(list add ...) (compute-additive add)]))
-
-(define compute-additive
-  (match-lambda
-    [(list pre ... '+ post ...)
-     (+ (compute-additive pre)
-        (compute-additive post))]
-    [(list pre ... '- post ...)
-     (- (compute-additive pre)
-        (compute-additive post))]
-    [(list mul ...) (compute-multiplicative mul)]))
-
-(define compute-multiplicative
-  (match-lambda
-    [(list pre ... '* post ...)
-     (* (compute-multiplicative pre)
-        (compute-multiplicative post))]
-    [(list pre ... '/ post ...)
-     (/ (compute-multiplicative pre)
-        (compute-multiplicative post))]
-    [(list term) (compute term)]))
-
-(provide (rename-out [module-begin #%module-begin]))
diff --git a/collects/tests/mzscheme/planet.ss b/collects/tests/mzscheme/planet.ss
deleted file mode 100644
index d8ef082240..0000000000
--- a/collects/tests/mzscheme/planet.ss
+++ /dev/null
@@ -1,14 +0,0 @@
-(load-relative "loadtest.ss")
-
-(Section 'planet)
-
-(require planet/util)
-
-;; Testing: #lang planet
-(add-hard-link "plt" "dummy-package.plt" 1 0
-               (string->path "planet-stuff/dummy-package"))
-(test 15 "#lang planet"
-      (dynamic-require "planet-stuff/dummy-module.ss" 'result))
-(remove-hard-link "plt" "dummy-package.plt" 1 0)
-
-(report-errs)