diff --git a/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/RouteControllerDocs.java b/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/RouteControllerDocs.java
index 42b249d6..c13f9dd5 100644
--- a/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/RouteControllerDocs.java
+++ b/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/RouteControllerDocs.java
@@ -32,7 +32,9 @@ public interface RouteControllerDocs {
 					@ExampleObject(name = "ROUTES_EMPTY",
 						value = "{\"status\":400,\"code\":\"INVALID_INPUT_VALUE\",\"message\":\"루트 목록 생성 시 최소 1개 이상의 루트를 입력해야 합니다.\"}"),
 					@ExampleObject(name = "ROUTES_TOO_MANY",
-						value = "{\"status\":400,\"code\":\"INVALID_INPUT_VALUE\",\"message\":\"루트는 최대 12개까지 등록할 수 있습니다.\"}")
+						value = "{\"status\":400,\"code\":\"INVALID_INPUT_VALUE\",\"message\":\"루트는 최대 20개까지 등록할 수 있습니다.\"}"),
+					@ExampleObject(name = "ROUTE_NAME_TOO_LONG",
+						value = "{\"status\":400,\"code\":\"INVALID_INPUT_VALUE\",\"message\":\"name은 16자 이하여야 합니다.\"}")
 				})),
 		@ApiResponse(responseCode = "401", description = "인증 실패",
 			content = @Content(schema = @Schema(implementation = FailureResponse.class))),
diff --git a/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/dto/request/CreateRoutesRequest.java b/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/dto/request/CreateRoutesRequest.java
index af085aa3..05ccaa30 100644
--- a/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/dto/request/CreateRoutesRequest.java
+++ b/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/dto/request/CreateRoutesRequest.java
@@ -11,7 +11,7 @@
 public record CreateRoutesRequest(
 	@Valid
 	@NotEmpty(message = "루트 목록 생성 시 최소 1개 이상의 루트를 입력해야 합니다.")
-	@Size(max = 12, message = "루트는 최대 12개까지 등록할 수 있습니다.")
+	@Size(max = 20, message = "루트는 최대 20개까지 등록할 수 있습니다.")
 	List<RouteRequest> routes
 ) {
 	public List<CreateRouteCommand> toCommands() {
diff --git a/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/dto/request/RouteRequest.java b/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/dto/request/RouteRequest.java
index e5bc2c47..e757138f 100644
--- a/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/dto/request/RouteRequest.java
+++ b/routee-activity/src/main/java/org/sopt/routee/activity/internal/controller/dto/request/RouteRequest.java
@@ -5,9 +5,11 @@
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
 import jakarta.validation.constraints.Positive;
+import jakarta.validation.constraints.Size;
 
 public record RouteRequest(
 	@NotBlank(message = "name은 필수입니다.")
+	@Size(max = 16, message = "name은 16자 이하여야 합니다.")
 	String name,
 
 	@NotNull(message = "sequence는 필수입니다.")
diff --git a/routee-activity/src/main/java/org/sopt/routee/activity/internal/entity/route/Route.java b/routee-activity/src/main/java/org/sopt/routee/activity/internal/entity/route/Route.java
index 431cabfa..125b60b1 100644
--- a/routee-activity/src/main/java/org/sopt/routee/activity/internal/entity/route/Route.java
+++ b/routee-activity/src/main/java/org/sopt/routee/activity/internal/entity/route/Route.java
@@ -36,7 +36,7 @@ public class Route {
 	@Tsid
 	private Long id;
 
-	@Column(name = "name", nullable = false)
+	@Column(name = "name", nullable = false, length = 16)
 	private String name;
 
 	@Column(name = "sequence", nullable = false)