diff --git a/loader/merge.go b/loader/merge.go
index ce7c1dcf2..51bb32937 100644
--- a/loader/merge.go
+++ b/loader/merge.go
@@ -330,7 +330,6 @@ func mergeUlimitsConfig(dst, src reflect.Value) error {
 // nolint: unparam
 func mergeServiceNetworkConfig(dst, src reflect.Value) error {
 	if src.Interface() != reflect.Zero(reflect.TypeOf(src.Interface())).Interface() {
-		dst.Elem().FieldByName("Aliases").Set(src.Elem().FieldByName("Aliases"))
 		if ipv4 := src.Elem().FieldByName("Ipv4Address").Interface().(string); ipv4 != "" {
 			dst.Elem().FieldByName("Ipv4Address").SetString(ipv4)
 		}
diff --git a/loader/merge_test.go b/loader/merge_test.go
index 4f173b11b..41ff32f04 100644
--- a/loader/merge_test.go
+++ b/loader/merge_test.go
@@ -816,7 +816,7 @@ func TestLoadMultipleServiceNetworks(t *testing.T) {
 			},
 			expected: map[string]*types.ServiceNetworkConfig{
 				"net1": {
-					Aliases: []string{"alias2", "alias3"},
+					Aliases: []string{"alias1", "alias2", "alias3"},
 				},
 				"net2": nil,
 				"net3": {},
@@ -1117,7 +1117,7 @@ func TestMergeServiceNetworkConfig(t *testing.T) {
 		},
 	}
 	base := map[string]*types.ServiceNetworkConfig{
-		"override-aliases": {
+		"merge-aliases": {
 			Aliases:     []string{"100", "101"},
 			Ipv4Address: "127.0.0.1",
 			Ipv6Address: "0:0:0:0:0:0:0:1",
@@ -1146,8 +1146,8 @@ func TestMergeServiceNetworkConfig(t *testing.T) {
 		t,
 		base,
 		map[string]*types.ServiceNetworkConfig{
-			"override-aliases": {
-				Aliases:     []string{"110", "111"},
+			"merge-aliases": {
+				Aliases:     []string{"100", "101", "110", "111"},
 				Ipv4Address: "127.0.1.1",
 				Ipv6Address: "0:0:0:0:0:0:1:1",
 			},