diff --git a/internal/domain/player.go b/internal/domain/player.go
index 4cca029..3636f8d 100644
--- a/internal/domain/player.go
+++ b/internal/domain/player.go
@@ -875,7 +875,7 @@ func (params *ListPlayersParams) Names() []string {
 }
 
 const (
-	playerNamesMinLength = 1
+	playerNamesMinLength = 0
 	playerNamesMaxLength = 100
 )
 
diff --git a/internal/domain/player_test.go b/internal/domain/player_test.go
index 8e4115d..6ae5384 100644
--- a/internal/domain/player_test.go
+++ b/internal/domain/player_test.go
@@ -674,21 +674,6 @@ func TestListPlayersParams_SetNames(t *testing.T) {
 				},
 			},
 		},
-		{
-			name: "ERR: len(names) < 1",
-			args: args{
-				names: nil,
-			},
-			expectedErr: domain.ValidationError{
-				Model: "ListPlayersParams",
-				Field: "names",
-				Err: domain.LenOutOfRangeError{
-					Min:     1,
-					Max:     100,
-					Current: 0,
-				},
-			},
-		},
 		{
 			name: "ERR: len(names) > 100",
 			args: args{
@@ -704,7 +689,7 @@ func TestListPlayersParams_SetNames(t *testing.T) {
 				Model: "ListPlayersParams",
 				Field: "names",
 				Err: domain.LenOutOfRangeError{
-					Min:     1,
+					Min:     0,
 					Max:     100,
 					Current: 101,
 				},
diff --git a/internal/domain/tribe.go b/internal/domain/tribe.go
index c51d184..424ed60 100644
--- a/internal/domain/tribe.go
+++ b/internal/domain/tribe.go
@@ -810,7 +810,7 @@ func (params *ListTribesParams) Tags() []string {
 }
 
 const (
-	tribeTagsMinLength = 1
+	tribeTagsMinLength = 0
 	tribeTagsMaxLength = 100
 )
 
diff --git a/internal/domain/tribe_test.go b/internal/domain/tribe_test.go
index 67a2ddc..7da683c 100644
--- a/internal/domain/tribe_test.go
+++ b/internal/domain/tribe_test.go
@@ -614,21 +614,6 @@ func TestListTribesParams_SetTags(t *testing.T) {
 				},
 			},
 		},
-		{
-			name: "ERR: len(tags) < 1",
-			args: args{
-				tags: nil,
-			},
-			expectedErr: domain.ValidationError{
-				Model: "ListTribesParams",
-				Field: "tags",
-				Err: domain.LenOutOfRangeError{
-					Min:     1,
-					Max:     100,
-					Current: 0,
-				},
-			},
-		},
 		{
 			name: "ERR: len(tags) > 100",
 			args: args{
@@ -644,7 +629,7 @@ func TestListTribesParams_SetTags(t *testing.T) {
 				Model: "ListTribesParams",
 				Field: "tags",
 				Err: domain.LenOutOfRangeError{
-					Min:     1,
+					Min:     0,
 					Max:     100,
 					Current: 101,
 				},
diff --git a/internal/port/handler_http_api_player_test.go b/internal/port/handler_http_api_player_test.go
index 7311f52..e051f83 100644
--- a/internal/port/handler_http_api_player_test.go
+++ b/internal/port/handler_http_api_player_test.go
@@ -583,7 +583,7 @@ func TestListPlayers(t *testing.T) {
 				// body
 				body := decodeJSON[apimodel.ErrorResponse](t, resp.Body)
 				domainErr := domain.LenOutOfRangeError{
-					Min:     1,
+					Min:     0,
 					Max:     100,
 					Current: len(req.URL.Query()["name"]),
 				}
diff --git a/internal/port/handler_http_api_tribe_test.go b/internal/port/handler_http_api_tribe_test.go
index e63da6e..96cbc39 100644
--- a/internal/port/handler_http_api_tribe_test.go
+++ b/internal/port/handler_http_api_tribe_test.go
@@ -583,7 +583,7 @@ func TestListTribes(t *testing.T) {
 				// body
 				body := decodeJSON[apimodel.ErrorResponse](t, resp.Body)
 				domainErr := domain.LenOutOfRangeError{
-					Min:     1,
+					Min:     0,
 					Max:     100,
 					Current: len(req.URL.Query()["tag"]),
 				}