diff --git a/crates/nu-cli/src/repl.rs b/crates/nu-cli/src/repl.rs
index c39f6c6410..1e11433e8b 100644
--- a/crates/nu-cli/src/repl.rs
+++ b/crates/nu-cli/src/repl.rs
@@ -663,7 +663,7 @@ fn prepare_history_metadata(
         let result = line_editor
             .update_last_command_context(&|mut c| {
                 c.start_timestamp = Some(chrono::Utc::now());
-                c.hostname = hostname.clone();
+                c.hostname.clone_from(hostname);
 
                 c.cwd = Some(StateWorkingSet::new(engine_state).get_cwd());
                 c
diff --git a/crates/nu-explore/src/commands/help.rs b/crates/nu-explore/src/commands/help.rs
index 08bc28d83e..09be8e3939 100644
--- a/crates/nu-explore/src/commands/help.rs
+++ b/crates/nu-explore/src/commands/help.rs
@@ -104,7 +104,7 @@ impl ViewCommand for HelpCmd {
     }
 
     fn parse(&mut self, args: &str) -> Result<()> {
-        self.input_command = args.trim().to_owned();
+        args.trim().clone_into(&mut self.input_command);
 
         Ok(())
     }
diff --git a/crates/nu-explore/src/commands/nu.rs b/crates/nu-explore/src/commands/nu.rs
index 1c0354d6b0..d7240075db 100644
--- a/crates/nu-explore/src/commands/nu.rs
+++ b/crates/nu-explore/src/commands/nu.rs
@@ -62,7 +62,7 @@ impl ViewCommand for NuCmd {
     }
 
     fn parse(&mut self, args: &str) -> Result<()> {
-        self.command = args.trim().to_owned();
+        args.trim().clone_into(&mut self.command);
 
         Ok(())
     }
diff --git a/crates/nu-explore/src/commands/try.rs b/crates/nu-explore/src/commands/try.rs
index 4c4c881596..6f303589db 100644
--- a/crates/nu-explore/src/commands/try.rs
+++ b/crates/nu-explore/src/commands/try.rs
@@ -64,7 +64,7 @@ impl ViewCommand for TryCmd {
     }
 
     fn parse(&mut self, args: &str) -> Result<()> {
-        self.command = args.trim().to_owned();
+        args.trim().clone_into(&mut self.command);
 
         Ok(())
     }
diff --git a/crates/nu-explore/src/pager/mod.rs b/crates/nu-explore/src/pager/mod.rs
index d82e1669b1..5e78dba14a 100644
--- a/crates/nu-explore/src/pager/mod.rs
+++ b/crates/nu-explore/src/pager/mod.rs
@@ -295,7 +295,7 @@ fn render_ui(
         if pager.cmd_buf.run_cmd {
             let args = pager.cmd_buf.buf_cmd2.clone();
             pager.cmd_buf.run_cmd = false;
-            pager.cmd_buf.buf_cmd2 = String::new();
+            pager.cmd_buf.buf_cmd2.clear();
 
             let out =
                 pager_run_command(engine_state, stack, pager, &mut view_stack, &commands, args);
@@ -814,21 +814,21 @@ fn handle_general_key_events2<V>(
 {
     match key.code {
         KeyCode::Char('?') => {
-            search.buf_cmd_input = String::new();
+            search.buf_cmd_input.clear();
             search.is_search_input = true;
             search.is_reversed = true;
 
             info.report = None;
         }
         KeyCode::Char('/') => {
-            search.buf_cmd_input = String::new();
+            search.buf_cmd_input.clear();
             search.is_search_input = true;
             search.is_reversed = false;
 
             info.report = None;
         }
         KeyCode::Char(':') => {
-            command.buf_cmd2 = String::new();
+            command.buf_cmd2.clear();
             command.is_cmd_input = true;
             command.cmd_exec_info = None;
 
@@ -837,7 +837,7 @@ fn handle_general_key_events2<V>(
         KeyCode::Char('n') => {
             if !search.search_results.is_empty() {
                 if search.buf_cmd_input.is_empty() {
-                    search.buf_cmd_input = search.buf_cmd.clone();
+                    search.buf_cmd_input.clone_from(&search.buf_cmd);
                 }
 
                 if search.search_index + 1 == search.search_results.len() {
@@ -863,7 +863,7 @@ fn search_input_key_event(
 ) -> bool {
     match &key.code {
         KeyCode::Esc => {
-            buf.buf_cmd_input = String::new();
+            buf.buf_cmd_input.clear();
 
             if let Some(view) = view {
                 if !buf.buf_cmd.is_empty() {
@@ -878,7 +878,7 @@ fn search_input_key_event(
             true
         }
         KeyCode::Enter => {
-            buf.buf_cmd = buf.buf_cmd_input.clone();
+            buf.buf_cmd.clone_from(&buf.buf_cmd_input);
             buf.is_search_input = false;
 
             true
@@ -982,7 +982,8 @@ fn cmd_input_key_event(buf: &mut CommandBuf, key: &KeyEvent) -> bool {
                     buf.cmd_history_pos + 1,
                     buf.cmd_history.len().saturating_sub(1),
                 );
-                buf.buf_cmd2 = buf.cmd_history[buf.cmd_history_pos].clone();
+                buf.buf_cmd2
+                    .clone_from(&buf.cmd_history[buf.cmd_history_pos]);
             }
 
             true
@@ -991,7 +992,8 @@ fn cmd_input_key_event(buf: &mut CommandBuf, key: &KeyEvent) -> bool {
             if !buf.cmd_history.is_empty() {
                 buf.cmd_history_allow = true;
                 buf.cmd_history_pos = buf.cmd_history_pos.saturating_sub(1);
-                buf.buf_cmd2 = buf.cmd_history[buf.cmd_history_pos].clone();
+                buf.buf_cmd2
+                    .clone_from(&buf.cmd_history[buf.cmd_history_pos]);
             }
 
             true
diff --git a/crates/nu-explore/src/views/record/mod.rs b/crates/nu-explore/src/views/record/mod.rs
index bcfc0317e6..1576abcaf4 100644
--- a/crates/nu-explore/src/views/record/mod.rs
+++ b/crates/nu-explore/src/views/record/mod.rs
@@ -812,7 +812,7 @@ fn _transpose_table(
     let mut data = vec![vec![Value::default(); count_rows]; count_columns];
     for (row, values) in values.iter().enumerate() {
         for (column, value) in values.iter().enumerate() {
-            data[column][row] = value.to_owned();
+            data[column][row].clone_from(value);
         }
     }
 
diff --git a/crates/nu-parser/src/parse_keywords.rs b/crates/nu-parser/src/parse_keywords.rs
index 4bf2477272..bac41108d7 100644
--- a/crates/nu-parser/src/parse_keywords.rs
+++ b/crates/nu-parser/src/parse_keywords.rs
@@ -592,7 +592,7 @@ pub fn parse_def(
         if let Some(decl_id) = working_set.find_predecl(name.as_bytes()) {
             let declaration = working_set.get_decl_mut(decl_id);
 
-            signature.name = name.clone();
+            signature.name.clone_from(&name);
             if !has_wrapped {
                 *signature = signature.add_help();
             }
@@ -751,9 +751,9 @@ pub fn parse_extern(
                     name.clone()
                 };
 
-                signature.name = external_name.clone();
-                signature.usage = usage.clone();
-                signature.extra_usage = extra_usage.clone();
+                signature.name.clone_from(&external_name);
+                signature.usage.clone_from(&usage);
+                signature.extra_usage.clone_from(&extra_usage);
                 signature.allows_unknown_args = true;
 
                 if let Some(block_id) = body.and_then(|x| x.as_block()) {
@@ -1233,7 +1233,7 @@ pub fn parse_export_in_module(
                 // Trying to warp the 'def' call into the 'export def' in a very clumsy way
                 if let Some(Expr::Call(def_call)) = pipeline.elements.first().map(|e| &e.expr.expr)
                 {
-                    call = def_call.clone();
+                    call.clone_from(def_call);
                     call.head = span(&spans[0..=1]);
                     call.decl_id = export_def_decl_id;
                 } else {
@@ -1269,7 +1269,7 @@ pub fn parse_export_in_module(
                 // Trying to warp the 'def' call into the 'export def' in a very clumsy way
                 if let Some(Expr::Call(def_call)) = pipeline.elements.first().map(|e| &e.expr.expr)
                 {
-                    call = def_call.clone();
+                    call.clone_from(def_call);
                     call.head = span(&spans[0..=1]);
                     call.decl_id = export_def_decl_id;
                 } else {
@@ -1325,7 +1325,7 @@ pub fn parse_export_in_module(
                 if let Some(Expr::Call(alias_call)) =
                     pipeline.elements.first().map(|e| &e.expr.expr)
                 {
-                    call = alias_call.clone();
+                    call.clone_from(alias_call);
 
                     call.head = span(&spans[0..=1]);
                     call.decl_id = export_alias_decl_id;
@@ -1380,7 +1380,7 @@ pub fn parse_export_in_module(
                 // Trying to warp the 'use' call into the 'export use' in a very clumsy way
                 if let Some(Expr::Call(use_call)) = pipeline.elements.first().map(|e| &e.expr.expr)
                 {
-                    call = use_call.clone();
+                    call.clone_from(use_call);
 
                     call.head = span(&spans[0..=1]);
                     call.decl_id = export_use_decl_id;
@@ -1412,7 +1412,7 @@ pub fn parse_export_in_module(
                 if let Some(Expr::Call(module_call)) =
                     pipeline.elements.first().map(|e| &e.expr.expr)
                 {
-                    call = module_call.clone();
+                    call.clone_from(module_call);
 
                     call.head = span(&spans[0..=1]);
                     call.decl_id = export_module_decl_id;
@@ -1463,7 +1463,7 @@ pub fn parse_export_in_module(
                 // Trying to warp the 'const' call into the 'export const' in a very clumsy way
                 if let Some(Expr::Call(def_call)) = pipeline.elements.first().map(|e| &e.expr.expr)
                 {
-                    call = def_call.clone();
+                    call.clone_from(def_call);
 
                     call.head = span(&spans[0..=1]);
                     call.decl_id = export_const_decl_id;
diff --git a/crates/nu-protocol/src/engine/stack.rs b/crates/nu-protocol/src/engine/stack.rs
index e243ee059f..3518559d39 100644
--- a/crates/nu-protocol/src/engine/stack.rs
+++ b/crates/nu-protocol/src/engine/stack.rs
@@ -137,11 +137,11 @@ impl Stack {
     ) {
         // Do not clone the environment if it hasn't changed
         if self.env_vars.iter().any(|scope| !scope.is_empty()) {
-            self.env_vars = env_vars.to_owned();
+            env_vars.clone_into(&mut self.env_vars);
         }
 
         if !self.env_hidden.is_empty() {
-            self.env_hidden = env_hidden.to_owned();
+            self.env_hidden.clone_from(env_hidden);
         }
     }