diff --git a/c/Makefile.am b/c/Makefile.am
index 7385c92..6aa2b09 100644
--- a/c/Makefile.am
+++ b/c/Makefile.am
@@ -1,18 +1,19 @@
-INCLUDES = -I@top_srcdir@/c -I@scsh_includes@
+INCLUDES = -I@top_srcdir@/c -I@top_srcdir@/ffi-tools -I@scsh_includes@
 SCSH= @SCSH@
 
-GENERATED_CODE= ldap-consts.c const-decls-h
+GENERATED_CODE= ldap-consts.c
 SCHEME_DIR= ../scheme
+FFITOOLS_DIR= ../ffi-tools
 CLEANFILES= $(GENERATED_CODE)
 
 noinst_LTLIBRARIES = libscshldap.la
 
-libscshldap_la_SOURCES = ldap.c
-
+libscshldap_la_SOURCES = ldap.c $(GENERATED_CODE)
 libscshldap_la_LDFLAGS= 
+libscshldap_la_DEPENDENCIES= $(GENERATED_CODE)
 
 $(GENERATED_CODE):
-	$(SCSH) -lm $(SCHEME_DIR)/ffi-tools-packages.scm \
+	$(SCSH) -lm $(FFITOOLS_DIR)/ffi-tools-package.scm \
 	     -lm $(SCHEME_DIR)/ldap-constants.scm \
 	     -o ldap-constants -c '(make-c-files command-line-arguments)' \
-	     `pwd`
+	     `pwd`
\ No newline at end of file