diff --git a/Makefile b/Makefile
index 07c6b0c..6ab73fb 100644
--- a/Makefile
+++ b/Makefile
@@ -24,25 +24,25 @@ lint:
 
 build:
 	@if [ -z "$(M)" ]; then echo 'no machine specified using M=' 2>&1; exit 1; fi
-	$(MORPH) build --on "$(M)" ./default.nix
+	$(call nix-run,morph,build --on "$(M)" ./default.nix)
 
 build-all:
 	$(MAKE) build M="{name,srht,trek}"
 
 deploy:
 	@if [ -z "$(M)" ]; then echo 'no machine specified using M=' 2>&1; exit 1; fi
-	$(MORPH) deploy --passwd --on "$(M)" ./default.nix switch
+	$(call nix-run,morph,deploy --passwd --on "$(M)" ./default.nix switch)
 
 deploy-full:
 	@if [ -z "$(M)" ]; then echo 'no machine specified using M=' 2>&1; exit 1; fi
-	$(MORPH) deploy --passwd --upload-secrets --on "$(M)" ./default.nix switch
+	$(call nix-run,morph,deploy --passwd --upload-secrets --on "$(M)" ./default.nix switch)
 
 upload-secrets:
 	@if [ -z "$(M)" ]; then echo 'no machine specified using M=' 2>&1; exit 1; fi
-	$(MORPH) upload-secrets --passwd --on "$(M)" ./default.nix
+	$(call nix-run,morph,upload-secrets --passwd --on "$(M)" ./default.nix)
 
 upload-secrets-all:
-	$(MORPH) upload-secrets --passwd ./default.nix
+	$(call nix-run,morph,upload-secrets --passwd ./default.nix)
 
 setup-git-hooks:
 	echo -e '#!/usr/bin/env sh\nexec make lint' >.git/hooks/pre-commit