diff --git a/src/Makefile.in b/src/Makefile.in
index 93a98ce62a819b417288356a86dc3516c470ea59..f11d2b8f85f4c189584392905cb002a923a0d075 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -270,6 +270,10 @@ docs:
 
 html_docs: docs
 	$(RUNPIKE) $(TMP_BINDIR)/htmlify_docs docs $(TMP_DOCDIR) `echo $(SRCDIR)/modules/*/doc`
+
+lobotomize_crypto:
+	( cd $(SRCDIR)/modules/_Crypto ; ./.build_lobotomized_crypto  )
+	( cd $(SRCDIR)/modules/_Lobotomized_Crypto ; autoconf )
 #
 # Pike internal targets
 #