diff --git a/src/main/resources/update/1_0.sql b/src/main/resources/update/1_0.sql
index 2594584..d655cd1 100644
--- a/src/main/resources/update/1_0.sql
+++ b/src/main/resources/update/1_0.sql
@@ -20,9 +20,10 @@
 		LAST_ACTIVITY_DATE TIMESTAMP NOT NULL
 );
 
-CREATE TABLE REPOSITORY_ACCOUNT(
+CREATE TABLE COLLABORATOR(
 		REPOSITORY_NAME VARCHAR(100) NOT NULL,
-		USER_NAME VARCHAR(100) NOT NULL
+		USER_NAME VARCHAR(100) NOT NULL,
+		COLLABORATOR_NAME VARCHRA(100) NOT NULL
 );
 
 CREATE TABLE ISSUE(
@@ -58,7 +59,7 @@
 		USER_NAME VARCHAR(100) NOT NULL,
 		REPOSITORY_NAME VARCHAR(100) NOT NULL,
 		LABEL_ID INT AUTO_INCREMENT,
-		LABEL VARCHAR(100) NOT NULL,
+		LABEL_NAME VARCHAR(100) NOT NULL,
 		COLOR CHAR(6) NOT NULL
 );
 
@@ -82,9 +83,9 @@
 ALTER TABLE REPOSITORY ADD CONSTRAINT IDX_REPOSITORY_PK PRIMARY KEY (REPOSITORY_NAME, USER_NAME);
 ALTER TABLE REPOSITORY ADD CONSTRAINT IDX_REPOSITORY_FK0 FOREIGN KEY (USER_NAME) REFERENCES ACCOUNT (USER_NAME);
 
-ALTER TABLE REPOSITORY_ACCOUNT ADD CONSTRAINT IDX_REPOSITORY_ACCOUNT_PK PRIMARY KEY (REPOSITORY_NAME, USER_NAME);
-ALTER TABLE REPOSITORY_ACCOUNT ADD CONSTRAINT IDX_REPOSITORY_ACCOUNT_FK0 FOREIGN KEY (REPOSITORY_NAME) REFERENCES REPOSITORY (REPOSITORY_NAME);
-ALTER TABLE REPOSITORY_ACCOUNT ADD CONSTRAINT IDX_REPOSITORY_ACCOUNT_FK1 FOREIGN KEY (USER_NAME) REFERENCES ACCOUNT (USER_NAME);
+ALTER TABLE COLLABORATOR ADD CONSTRAINT IDX_COLLABORATOR_PK PRIMARY KEY (REPOSITORY_NAME, USER_NAME);
+ALTER TABLE COLLABORATOR ADD CONSTRAINT IDX_COLLABORATOR_FK0 FOREIGN KEY (REPOSITORY_NAME, USER_NAME) REFERENCES REPOSITORY (REPOSITORY_NAME, USER_NAME);
+ALTER TABLE COLLABORATOR ADD CONSTRAINT IDX_COLLABORATOR_FK1 FOREIGN KEY (COLLABORATOR_NAME) REFERENCES ACCOUNT (USER_NAME);
 
 ALTER TABLE ISSUE ADD CONSTRAINT IDX_ISSUE_PK PRIMARY KEY (ISSUE_ID, USER_NAME, REPOSITORY_NAME);
 ALTER TABLE ISSUE ADD CONSTRAINT IDX_ISSUE_FK0 FOREIGN KEY (USER_NAME, REPOSITORY_NAME) REFERENCES REPOSITORY (USER_NAME, REPOSITORY_NAME);