diff --git a/.env b/.env
index f727440..d655d55 100644
--- a/.env
+++ b/.env
@@ -1,3 +1,3 @@
 ENV=debug
 PORT=3000
-POSTGRES_URL=postgresql://localhost/micrach
\ No newline at end of file
+POSTGRES_URL=postgres://localhost/micrach
\ No newline at end of file
diff --git a/.env.example b/.env.example
index f727440..d655d55 100644
--- a/.env.example
+++ b/.env.example
@@ -1,3 +1,3 @@
 ENV=debug
 PORT=3000
-POSTGRES_URL=postgresql://localhost/micrach
\ No newline at end of file
+POSTGRES_URL=postgres://localhost/micrach
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index dc806f3..554ca14 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,4 +20,6 @@ __debug_bin
 
 micrach
 
-uploads/
\ No newline at end of file
+uploads/
+
+.env
\ No newline at end of file
diff --git a/main.go b/main.go
index 5ea44dd..e350ef1 100644
--- a/main.go
+++ b/main.go
@@ -9,16 +9,15 @@ import (
 
 	Config "micrach/config"
 	Controllers "micrach/controllers"
-
-	// Db "micrach/db"
+	Db "micrach/db"
 	Repositories "micrach/repositories"
 	// Utils "micrach/utils"
 )
 
 func main() {
 	Config.Init()
-	// Db.Init()
-	// defer Db.Pool.Close()
+	Db.Init()
+	defer Db.Pool.Close()
 	gin.SetMode(Config.App.Env)
 	Repositories.Seed()
 
diff --git a/repositories/files_repository.go b/repositories/files_repository.go
index 391fc08..77a6d62 100644
--- a/repositories/files_repository.go
+++ b/repositories/files_repository.go
@@ -5,6 +5,7 @@ import (
 	Db "micrach/db"
 
 	"github.com/jackc/pgtype"
+	"github.com/jackc/pgx/v4"
 )
 
 type FilesRepository struct{}
@@ -23,10 +24,15 @@ func (r *FilesRepository) Create(f File) error {
 		VALUES ($1, $2, $3, $4)
 	`
 
-	conn.QueryRow(
+	row := conn.QueryRow(
 		context.TODO(), sql, f.PostID, f.Name, f.Ext, f.Size,
 	)
 
+	err = row.Scan()
+	if err != nil && err != pgx.ErrNoRows {
+		return err
+	}
+
 	return nil
 }
 
diff --git a/repositories/posts_repository.go b/repositories/posts_repository.go
index b366429..eb32a2c 100644
--- a/repositories/posts_repository.go
+++ b/repositories/posts_repository.go
@@ -93,7 +93,10 @@ func (r *PostsRepository) Create(p Post) (int, error) {
 	}
 
 	createdPost := new(Post)
-	row.Scan(&createdPost.ID)
+	err = row.Scan(&createdPost.ID)
+	if err != nil {
+		return 0, err
+	}
 
 	return createdPost.ID, nil
 }
diff --git a/repositories/seeds.go b/repositories/seeds.go
index 7e201ce..87d610a 100644
--- a/repositories/seeds.go
+++ b/repositories/seeds.go
@@ -75,7 +75,7 @@ func seedLocal() {
 func seedDb() {
 	// preparing seed data with parent posts with files
 	var parentPosts []Post
-	for i := 1; i < 10; i++ {
+	for i := 1; i < 100; i++ {
 		post := getPost(i, nil)
 		parentPosts = append(parentPosts, post)
 	}
@@ -97,7 +97,7 @@ func seedDb() {
 		}
 
 		// making child posts
-		for i := 0; i < 10; i++ {
+		for i := 0; i < 100; i++ {
 			// getting child post with files
 			childPost := getPost(0, &parentPostID)
 			childPostID, err := Posts.Create(childPost)