diff --git a/cmd/argocd/commands/admin/project_allowlist_test.go b/cmd/argocd/commands/admin/project_allowlist_test.go
index dea4d29297b96..0d57db932fda4 100644
--- a/cmd/argocd/commands/admin/project_allowlist_test.go
+++ b/cmd/argocd/commands/admin/project_allowlist_test.go
@@ -2,6 +2,7 @@ package admin
 
 import (
 	"reflect"
+	"runtime"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -13,6 +14,11 @@ import (
 )
 
 func TestProjectAllowListGen(t *testing.T) {
+	// go-mpatch only works on platforms with amd64 architecture
+	if runtime.GOARCH != "amd64" {
+		t.Skip()
+	}
+
 	useMock := true
 	rules := clientcmd.NewDefaultClientConfigLoadingRules()
 	overrides := &clientcmd.ConfigOverrides{}
diff --git a/util/lua/custom_actions_test.go b/util/lua/custom_actions_test.go
index b530ffe4f5887..3108ec5909e82 100644
--- a/util/lua/custom_actions_test.go
+++ b/util/lua/custom_actions_test.go
@@ -7,9 +7,6 @@ import (
 	"path/filepath"
 	"strings"
 	"testing"
-	"time"
-
-	"github.com/undefinedlabs/go-mpatch"
 
 	"github.com/argoproj/gitops-engine/pkg/diff"
 	"github.com/ghodss/yaml"
@@ -87,13 +84,9 @@ func TestLuaResourceActionsScript(t *testing.T) {
 				action, err := vm.GetResourceAction(obj, test.Action)
 				assert.NoError(t, err)
 
-				// freeze time so that lua test has predictable time output (will return 0001-01-01T00:00:00Z)
-				patch, err := mpatch.PatchMethod(time.Now, func() time.Time { return time.Time{} })
 				assert.NoError(t, err)
 				result, err := vm.ExecuteResourceAction(obj, action.ActionLua)
 				assert.NoError(t, err)
-				err = patch.Unpatch()
-				assert.NoError(t, err)
 
 				expectedObj := getObj(filepath.Join(dir, test.ExpectedOutputPath))
 				// Ideally, we would use a assert.Equal to detect the difference, but the Lua VM returns a object with float64 instead of the original int32.  As a result, the assert.Equal is never true despite that the change has been applied.