diff --git a/src/drivers/MysqlDriver.ts b/src/drivers/MysqlDriver.ts
index 11e43a4..3ba911f 100644
--- a/src/drivers/MysqlDriver.ts
+++ b/src/drivers/MysqlDriver.ts
@@ -72,6 +72,9 @@ export class MysqlDriver extends AbstractDriver {
                         resp.COLUMN_DEFAULT
                     );
                     colInfo.options.type = resp.DATA_TYPE as any;
+                    colInfo.options.unsigned = resp.COLUMN_TYPE.endsWith(
+                        " unsigned"
+                    );
                     switch (resp.DATA_TYPE) {
                         case "int":
                             colInfo.tsType = "number";
diff --git a/src/entity.mst b/src/entity.mst
index 5a49072..eacaa33 100644
--- a/src/entity.mst
+++ b/src/entity.mst
@@ -15,7 +15,8 @@ import {BaseEntity,Column,Entity,Index,JoinColumn,JoinTable,ManyToMany,ManyToOne
         primary:{{primary}},{{/primary}}{{/generated}}{{#unique}}
         unique: true,{{/unique}}{{#length}}
         length:{{.}},{{/length}}{{#width}}
-        width:{{.}},{{/width}}{{#default}}
+        width:{{.}},{{/width}}{{#unsigned}}
+        unsigned: true,{{/unsigned}}{{#default}}
         default: {{.}},{{/default}}{{#precision}}
         precision:{{.}},{{/precision}}{{#scale}}
         scale:{{.}},{{/scale}}{{#enum}}