diff --git a/go.mod b/go.mod
index 97d9b69ae..2bf27de35 100644
--- a/go.mod
+++ b/go.mod
@@ -7,6 +7,7 @@ require (
 	github.com/aws/aws-sdk-go v1.25.37
 	github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f
 	github.com/gobwas/glob v0.2.3
+	github.com/google/go-cmp v0.3.1
 	github.com/google/uuid v1.1.1
 	github.com/julienschmidt/httprouter v1.2.0
 )
diff --git a/go.sum b/go.sum
index 538763b38..cc48dc82a 100644
--- a/go.sum
+++ b/go.sum
@@ -8,6 +8,8 @@ github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f h1:JOrtw2xFKzlg+
 github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
 github.com/gobwas/glob v0.2.3 h1:A4xDbljILXROh+kObIiy5kIaPYD8e96x1tgBhUI5J+Y=
 github.com/gobwas/glob v0.2.3/go.mod h1:d3Ez4x06l9bZtSvzIay5+Yzi0fmZzPgnTbPcKjJAkT8=
+github.com/google/go-cmp v0.3.1 h1:Xye71clBPdm5HgqGwUkwhbynsUJZhDbS20FvLhQ2izg=
+github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY=
 github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af h1:pmfjZENx5imkbgOkpRUYLnmbU7UEFbjtDA2hxJ1ichM=
diff --git a/golang-github-osbuild-composer.spec b/golang-github-osbuild-composer.spec
index 8ed2f44c3..d0ee0c3df 100644
--- a/golang-github-osbuild-composer.spec
+++ b/golang-github-osbuild-composer.spec
@@ -27,6 +27,7 @@ BuildRequires:  golang(github.com/coreos/go-systemd/activation)
 BuildRequires:  golang(github.com/google/uuid)
 BuildRequires:  golang(github.com/julienschmidt/httprouter)
 BuildRequires:  golang(github.com/gobwas/glob)
+BuildRequires:  golang(github.com/google/go-cmp/cmp)
 
 Requires: systemd
 Requires: osbuild
diff --git a/internal/test/helpers.go b/internal/test/helpers.go
index 6cd77f153..1e9b74e92 100644
--- a/internal/test/helpers.go
+++ b/internal/test/helpers.go
@@ -12,6 +12,8 @@ import (
 	"reflect"
 	"strings"
 	"testing"
+
+	"github.com/google/go-cmp/cmp"
 )
 
 type API interface {
@@ -137,8 +139,8 @@ func TestRoute(t *testing.T, api API, external bool, method, path, body string,
 	dropFields(reply, ignoreFields...)
 	dropFields(expected, ignoreFields...)
 
-	if !reflect.DeepEqual(reply, expected) {
-		t.Errorf("%s: reply != expected:\n   reply: %s\nexpected: %s", path, strings.TrimSpace(string(replyJSON)), expectedJSON)
+	if diff := cmp.Diff(expected, reply); diff != "" {
+		t.Errorf("%s: reply != expected:\n   reply: %s\nexpected: %s\ndiff: %s", path, strings.TrimSpace(string(replyJSON)), expectedJSON, diff)
 		return
 	}
 }