diff --git a/collects/deinprogramm/deinprogramm-langs.rkt b/collects/deinprogramm/deinprogramm-langs.rkt
index fdec200322..b764bbe436 100644
--- a/collects/deinprogramm/deinprogramm-langs.rkt
+++ b/collects/deinprogramm/deinprogramm-langs.rkt
@@ -170,7 +170,7 @@
                   [scheme-test-module-name
                    ((current-module-name-resolver) '(lib "test-engine/scheme-tests.ss") #f #f)]
                   [scheme-signature-module-name
-                   ((current-module-name-resolver) '(lib "deinprogramm/signature/signature.ss") #f #f)])
+                   ((current-module-name-resolver) '(lib "deinprogramm/signature/signature-german.rkt") #f #f)])
               (run-in-user-thread
                (lambda ()
 		 (when (getenv "PLTDRHTDPNOCOMPILED") (use-compiled-file-paths '()))
diff --git a/collects/lang/htdp-langs.rkt b/collects/lang/htdp-langs.rkt
index 5e2d4265ef..ad9a47317e 100644
--- a/collects/lang/htdp-langs.rkt
+++ b/collects/lang/htdp-langs.rkt
@@ -139,7 +139,7 @@
                   [scheme-test-module-name
                    ((current-module-name-resolver) '(lib "test-engine/scheme-tests.ss") #f #f)]
                   [scheme-signature-module-name
-                   ((current-module-name-resolver) '(lib "deinprogramm/signature/signature.ss") #f #f)])
+                   ((current-module-name-resolver) '(lib "deinprogramm/signature/signature-english.rkt") #f #f)])
               (run-in-user-thread
                (lambda ()
                  (when (getenv "PLTDRHTDPNOCOMPILED") (use-compiled-file-paths '()))