diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index fb62b8a8c..6b368eba9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -51,9 +51,6 @@ jobs:
           fi
         env:
           ORAS_PATH: bin/linux/amd64/oras
-      - name: Check coverage file
-        run: |
-          cat coverage.txt
       - name: Check Version
         run: bin/linux/amd64/oras version
       - name: Upload coverage to codecov.io
@@ -62,4 +59,3 @@ jobs:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
         with:
           fail_ci_if_error: true
-          disable_file_fixes: true
diff --git a/.gitignore b/.gitignore
index 3962ba8c1..93f2f5cbf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,7 +36,6 @@ debug
 
 # Custom
 coverage.txt
-coverage-all.txt
 test/e2e/coverage.txt
 **/covcounters.*
 **/covmeta.*
diff --git a/Makefile b/Makefile
index df05f9655..d74576342 100644
--- a/Makefile
+++ b/Makefile
@@ -18,7 +18,6 @@ GIT_COMMIT  = $(shell git rev-parse HEAD)
 GIT_TAG     = $(shell git describe --tags --abbrev=0 --exact-match 2>/dev/null)
 GIT_DIRTY   = $(shell test -n "`git status --porcelain`" && echo "dirty" || echo "clean")
 GO_EXE      = go
-PKG_LIST := $(shell $(GO_EXE) list ./... | grep -v '^oras.land/oras/internal/testutils' | paste -sd ',' -)
 
 TARGET_OBJS ?= checksums.txt darwin_amd64.tar.gz darwin_arm64.tar.gz linux_amd64.tar.gz linux_arm64.tar.gz linux_armv7.tar.gz linux_s390x.tar.gz linux_ppc64le.tar.gz linux_riscv64.tar.gz windows_amd64.zip freebsd_amd64.tar.gz
 
@@ -34,7 +33,7 @@ LDFLAGS += -X $(PROJECT_PKG)/internal/version.GitTreeState=${GIT_DIRTY}
 
 .PHONY: test
 test: tidy vendor check-encoding  ## tidy and run tests
-	$(GO_EXE) test -race -v -coverprofile=coverage.txt -covermode=atomic -coverpkg=$(PKG_LIST) ./...
+	$(GO_EXE) test -race -v -coverprofile=coverage.txt -covermode=atomic -coverpkg=./... ./...
 .PHONY: teste2e
 teste2e:  ## run end to end tests
 	./test/e2e/scripts/e2e.sh $(shell git rev-parse --show-toplevel) --clean