diff --git a/Makefile b/Makefile
index 9259be73..cd3c813a 100644
--- a/Makefile
+++ b/Makefile
@@ -35,13 +35,13 @@ CFLAGS += -DAES256=1  -DSOLO_EXPERIMENTAL=1 -DDEBUG_LEVEL=1
 
 name = main
 
-.PHONY: all $(LIBCBOR) $(LIBSOLO) black blackcheck cppcheck wink fido2-test clean full-clean travis test clean version
+.NOTPARALLEL: all
+.PHONY: all $(LIBCBOR) $(LIBSOLO) black blackcheck cbor cppcheck wink fido2-test clean full-clean travis test clean version
 all: main
 
 tinycbor/Makefile crypto/tiny-AES-c/aes.c:
 	git submodule update --init
 
-.PHONY: cbor
 cbor: $(LIBCBOR)
 
 $(LIBCBOR):
@@ -135,4 +135,4 @@ test-docker:
 travis:
 	$(MAKE) test VENV=". ../../venv/bin/activate;"
 	$(MAKE) test-docker
-	$(MAKE) black
\ No newline at end of file
+	$(MAKE) black