diff --git a/docker/btest/Makefile b/docker/btest/Makefile
index 65d4d65c98..30d0348a72 100644
--- a/docker/btest/Makefile
+++ b/docker/btest/Makefile
@@ -1,11 +1,11 @@
 DIAG=diag.log
 BTEST=../../auxil/btest/btest
 
-all: cleanup btest-verbose
+all: btest-verbose clean
 
 # Showing all tests.
 btest-verbose:
 	@$(BTEST) -d -j -f $(DIAG)
 
-cleanup:
-	@rm -f $(DIAG)
+clean:
+	@rm -rf $(DIAG) .tmp .btest.failed.dat