diff --git a/packages/core/database/lib/dialects/index.js b/packages/core/database/lib/dialects/index.js
index 44b4ae70c0..2cdb27034c 100644
--- a/packages/core/database/lib/dialects/index.js
+++ b/packages/core/database/lib/dialects/index.js
@@ -9,7 +9,7 @@ const getDialectClass = client => {
     case 'sqlite':
       return require('./sqlite');
     default:
-      throw new Error(`Unknow dialect ${client}`);
+      throw new Error(`Unknown dialect ${client}`);
   }
 };
 
diff --git a/packages/core/database/lib/metadata/relations.js b/packages/core/database/lib/metadata/relations.js
index 585ffdc3d5..155453b456 100644
--- a/packages/core/database/lib/metadata/relations.js
+++ b/packages/core/database/lib/metadata/relations.js
@@ -390,7 +390,7 @@ const createJoinTable = (metadata, { attributeName, attribute, meta }) => {
   const targetMeta = metadata.get(attribute.target);
 
   if (!targetMeta) {
-    throw new Error(`Unknow target ${attribute.target}`);
+    throw new Error(`Unknown target ${attribute.target}`);
   }
 
   const joinTableName = _.snakeCase(`${meta.tableName}_${attributeName}_links`);
diff --git a/packages/core/database/lib/schema/schema.js b/packages/core/database/lib/schema/schema.js
index cc6180d046..6e11d381c7 100644
--- a/packages/core/database/lib/schema/schema.js
+++ b/packages/core/database/lib/schema/schema.js
@@ -177,7 +177,7 @@ const getColumnType = attribute => {
       return { type: 'boolean' };
     }
     default: {
-      throw new Error(`Unknow type ${attribute.type}`);
+      throw new Error(`Unknown type ${attribute.type}`);
     }
   }
 };
diff --git a/packages/generators/app/lib/utils/merge-template.js b/packages/generators/app/lib/utils/merge-template.js
index 6cf780bbbb..279788eba2 100644
--- a/packages/generators/app/lib/utils/merge-template.js
+++ b/packages/generators/app/lib/utils/merge-template.js
@@ -143,7 +143,7 @@ async function checkTemplateContentsStructure(templateContentsPath) {
         await checkPathContents(itemPath, nextParents);
       } else {
         throw Error(
-          `Illegal template structure, unknow file ${chalk.green(nextParents.join('/'))}`
+          `Illegal template structure, unknown file ${chalk.green(nextParents.join('/'))}`
         );
       }
     }