diff --git a/Makefile b/Makefile
index f5f16076..0886de60 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@ build:
 	dune build @install -p $(PACKAGES)
 
 test: build
-	dune runtest --no-buffer --force
+	dune runtest --cache=disabled --no-buffer --force
 
 clean:
 	dune clean