diff --git a/examples/azure_auth/entity/comment.rs b/examples/azure_auth/entity/comment.rs
index 4f63af3..1f32505 100644
--- a/examples/azure_auth/entity/comment.rs
+++ b/examples/azure_auth/entity/comment.rs
@@ -70,7 +70,7 @@ impl ActixAdminModelFilterTrait<Entity> for Entity {}
 impl Display for Model {
     fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
         match &*self {
-            _ => write!(formatter, "{} {}", &self.insert_date, &self.user),
+            _ => write!(formatter, "{} {}", self.insert_date, self.user),
         }
     }
 }
diff --git a/examples/azure_auth/entity/post.rs b/examples/azure_auth/entity/post.rs
index e82ade5..01ad28b 100644
--- a/examples/azure_auth/entity/post.rs
+++ b/examples/azure_auth/entity/post.rs
@@ -38,7 +38,7 @@ pub struct Model {
 impl Display for Model {
     fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
         match &*self {
-            _ => write!(formatter, "{} {}", &self.title, &self.insert_date),
+            _ => write!(formatter, "{} {}", self.title, self.insert_date),
         }
     }
 }
diff --git a/examples/basic/entity/comment.rs b/examples/basic/entity/comment.rs
index 3d13eeb..b4f3ac7 100644
--- a/examples/basic/entity/comment.rs
+++ b/examples/basic/entity/comment.rs
@@ -77,7 +77,7 @@ impl ActixAdminModelValidationTrait<ActiveModel> for Entity {
 impl Display for Model {
     fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
         match &*self {
-            _ => write!(formatter, "{} {}", &self.insert_date, &self.user),
+            _ => write!(formatter, "{} {}", self.insert_date, self.user),
         }
     }
 }
diff --git a/examples/basic/entity/user.rs b/examples/basic/entity/user.rs
index ee655b9..de571ef 100644
--- a/examples/basic/entity/user.rs
+++ b/examples/basic/entity/user.rs
@@ -36,7 +36,7 @@ impl ActixAdminModelFilterTrait<Entity> for Entity {}
 impl Display for Model {
     fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
         match &*self {
-            _ => write!(formatter, "{}", &self.name),
+            _ => write!(formatter, "{}", self.name),
         }
     }
 }
diff --git a/tests/test_setup/comment.rs b/tests/test_setup/comment.rs
index 74ce086..db910bb 100644
--- a/tests/test_setup/comment.rs
+++ b/tests/test_setup/comment.rs
@@ -105,7 +105,7 @@ impl ActixAdminModelFilterTrait<Entity> for Entity {
 impl Display for Model {
     fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
         match &*self {
-            _ => write!(formatter, "{} {}", &self.insert_date, &self.user),
+            _ => write!(formatter, "{} {}", self.insert_date, self.user),
         }
     }
 }
diff --git a/tests/test_setup/post.rs b/tests/test_setup/post.rs
index 7a5b278..fa3c82b 100644
--- a/tests/test_setup/post.rs
+++ b/tests/test_setup/post.rs
@@ -53,7 +53,7 @@ pub struct Model {
 impl Display for Model {
     fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
         match &*self {
-            _ => write!(formatter, "{}", &self.title),
+            _ => write!(formatter, "{}", self.title),
         }
     }
 }
diff --git a/tests/test_setup/sample_with_tenant_id.rs b/tests/test_setup/sample_with_tenant_id.rs
index 89a225b..7c083c8 100644
--- a/tests/test_setup/sample_with_tenant_id.rs
+++ b/tests/test_setup/sample_with_tenant_id.rs
@@ -34,7 +34,7 @@ pub struct Model {
 impl Display for Model {
     fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
         match &*self {
-            _ => write!(formatter, "{}", &self.title),
+            _ => write!(formatter, "{}", self.title),
         }
     }
 }