diff --git a/zig-impl/crystal/some-crystal-app/makefile b/zig-impl/crystal/some-crystal-app/makefile
index a58f9da..d938c38 100644
--- a/zig-impl/crystal/some-crystal-app/makefile
+++ b/zig-impl/crystal/some-crystal-app/makefile
@@ -25,7 +25,9 @@ build-authd:
 	CRYSTAL_LIBRARY_PATH=$(LDPATH) shards build authd
 
 run-authd:
-	LD_LIBRARY_PATH=$(LDPATH) ./bin/authd
+	@-rm /tmp/libipc-run/auth 2>/dev/null || true
+	# LD_LIBRARY_PATH=$(LDPATH) ./bin/authd -R -E
+	LD_LIBRARY_PATH=$(LDPATH) ./bin/authd --allow-registrations --require-email
 
 build-authc:
 	CRYSTAL_LIBRARY_PATH=$(LDPATH) shards build authc
@@ -33,6 +35,5 @@ build-authc:
 run-authc:
 	LD_LIBRARY_PATH=$(LDPATH) ./bin/authc
 
-
 run-test:
 	crystal run src/libauth.cr
diff --git a/zig-impl/crystal/some-crystal-app/shard.yml b/zig-impl/crystal/some-crystal-app/shard.yml
index 3b5a23d..bb5eec8 100644
--- a/zig-impl/crystal/some-crystal-app/shard.yml
+++ b/zig-impl/crystal/some-crystal-app/shard.yml
@@ -12,7 +12,7 @@ targets:
   authd:
     main: authd/main.cr
   authc:
-    main: authd/authc.cr
+    main: authc/authc.cr
 
 crystal: 1.7.1