diff --git a/src/sudo/cli/mod.rs b/src/sudo/cli/mod.rs
index bec51154b..8caa5bcf4 100644
--- a/src/sudo/cli/mod.rs
+++ b/src/sudo/cli/mod.rs
@@ -4,6 +4,7 @@ use std::os::unix::ffi::OsStrExt;
 use std::{borrow::Cow, mem};
 
 use crate::common::{SudoPath, SudoString};
+use crate::log::user_warn;
 
 pub mod help;
 pub mod help_edit;
@@ -649,8 +650,8 @@ impl SudoOptions {
                         options.bell = true;
                     }
                     "-E" | "--preserve-env" => {
-                        eprintln_ignore_io_error!(
-                            "warning: preserving the entire environment is not supported, `{flag}` is ignored"
+                        user_warn!(
+                            "preserving the entire environment is not supported, `{flag}` is ignored"
                         )
                     }
                     "-e" | "--edit" if !invoked_as_sudoedit => {
@@ -740,7 +741,7 @@ impl SudoOptions {
                             && !is_dir
                             && (cmd.ends_with("sudoedit") || cmd.ends_with("sudoedit-rs"))
                         {
-                            eprintln_ignore_io_error!("sudoedit doesn't need to be run via sudo");
+                            user_warn!("sudoedit doesn't need to be run via sudo");
                             options.edit = true;
                             rest.remove(0);
                         }
diff --git a/src/sudo/diagnostic.rs b/src/sudo/diagnostic.rs
index 1142f9c50..5996bf8c0 100644
--- a/src/sudo/diagnostic.rs
+++ b/src/sudo/diagnostic.rs
@@ -43,11 +43,11 @@ macro_rules! diagnostic {
         if let Some(range) = $pos {
             $crate::sudo::diagnostic::cited_error(&format!($str), range, $path);
         } else {
-            eprintln_ignore_io_error!("sudo-rs: {}", format!($str));
+            eprintln_ignore_io_error!("sudo: {}", format!($str));
         }
     };
     ($str:expr) => {{
-        eprintln_ignore_io_error!("sudo-rs: {}", format!($str));
+        eprintln_ignore_io_error!("sudo: {}", format!($str));
     }};
 }
 
diff --git a/src/sudo/edit.rs b/src/sudo/edit.rs
index 37f17f840..d043d2f01 100644
--- a/src/sudo/edit.rs
+++ b/src/sudo/edit.rs
@@ -10,7 +10,7 @@ use std::{io, process};
 
 use crate::common::SudoPath;
 use crate::exec::ExitReason;
-use crate::log::user_info;
+use crate::log::{user_error, user_info};
 use crate::system::file::{create_temporary_dir, FileLock};
 use crate::system::wait::{Wait, WaitError, WaitOptions};
 use crate::system::{fork, ForkResult};
@@ -157,8 +157,8 @@ struct TempDirDropGuard(PathBuf);
 impl Drop for TempDirDropGuard {
     fn drop(&mut self) {
         if let Err(e) = std::fs::remove_dir_all(&self.0) {
-            eprintln_ignore_io_error!(
-                "Failed to remove temporary directory {}: {e}",
+            user_error!(
+                "failed to remove temporary directory {}: {e}",
                 self.0.display(),
             );
         };
@@ -169,7 +169,7 @@ fn handle_child(editor: &Path, file: Vec<ChildFileInfo<'_>>) -> ! {
     match handle_child_inner(editor, file) {
         Ok(()) => process::exit(0),
         Err(err) => {
-            eprintln_ignore_io_error!("{err}");
+            user_error!("{err}");
             process::exit(1);
         }
     }
@@ -184,7 +184,7 @@ fn handle_child_inner(editor: &Path, mut files: Vec<ChildFileInfo<'_>>) -> Resul
     }
 
     let tempdir = TempDirDropGuard(
-        create_temporary_dir().map_err(|e| format!("Failed to create temporary directory: {e}"))?,
+        create_temporary_dir().map_err(|e| format!("failed to create temporary directory: {e}"))?,
     );
 
     for (i, file) in files.iter_mut().enumerate() {
@@ -192,7 +192,7 @@ fn handle_child_inner(editor: &Path, mut files: Vec<ChildFileInfo<'_>>) -> Resul
         let dir = tempdir.0.join(format!("{i}"));
         std::fs::create_dir(&dir).map_err(|e| {
             format!(
-                "Failed to create temporary directory {}: {e}",
+                "failed to create temporary directory {}: {e}",
                 dir.display(),
             )
         })?;
@@ -205,7 +205,7 @@ fn handle_child_inner(editor: &Path, mut files: Vec<ChildFileInfo<'_>>) -> Resul
             .open(&tempfile_path)
             .map_err(|e| {
                 format!(
-                    "Failed to create temporary file {}: {e}",
+                    "failed to create temporary file {}: {e}",
                     tempfile_path.display(),
                 )
             })?;
@@ -213,7 +213,7 @@ fn handle_child_inner(editor: &Path, mut files: Vec<ChildFileInfo<'_>>) -> Resul
         // Write to temp file
         tempfile.write_all(&file.old_data).map_err(|e| {
             format!(
-                "Failed to write to temporary file {}: {e}",
+                "failed to write to temporary file {}: {e}",
                 tempfile_path.display(),
             )
         })?;
@@ -229,7 +229,7 @@ fn handle_child_inner(editor: &Path, mut files: Vec<ChildFileInfo<'_>>) -> Resul
                 .map(|file| file.tempfile_path.as_ref().expect("filled in above")),
         )
         .status()
-        .map_err(|e| format!("Failed to run editor {}: {e}", editor.display()))?;
+        .map_err(|e| format!("failed to run editor {}: {e}", editor.display()))?;
 
     if !status.success() {
         drop(tempdir);
@@ -246,7 +246,7 @@ fn handle_child_inner(editor: &Path, mut files: Vec<ChildFileInfo<'_>>) -> Resul
         // Read from temp file
         let new_data = std::fs::read(tempfile_path).map_err(|e| {
             format!(
-                "Failed to read from temporary file {}: {e}",
+                "failed to read from temporary file {}: {e}",
                 tempfile_path.display(),
             )
         })?;
@@ -254,7 +254,7 @@ fn handle_child_inner(editor: &Path, mut files: Vec<ChildFileInfo<'_>>) -> Resul
         // FIXME preserve temporary file if the original couldn't be written to
         std::fs::remove_file(tempfile_path).map_err(|e| {
             format!(
-                "Failed to remove temporary file {}: {e}",
+                "failed to remove temporary file {}: {e}",
                 tempfile_path.display(),
             )
         })?;
@@ -271,11 +271,11 @@ fn handle_child_inner(editor: &Path, mut files: Vec<ChildFileInfo<'_>>) -> Resul
             ) {
                 Ok(b'y') => {}
                 _ => {
-                    eprintln_ignore_io_error!("Not overwriting {}", file.path.display());
+                    user_info!("not overwriting {}", file.path.display());
 
                     // Parent ignores write when new data matches old data
                     write_stream(&mut file.new_data_tx, &file.old_data)
-                        .map_err(|e| format!("Failed to write data to parent: {e}"))?;
+                        .map_err(|e| format!("failed to write data to parent: {e}"))?;
 
                     continue;
                 }
@@ -284,7 +284,7 @@ fn handle_child_inner(editor: &Path, mut files: Vec<ChildFileInfo<'_>>) -> Resul
 
         // Write to socket
         write_stream(&mut file.new_data_tx, &new_data)
-            .map_err(|e| format!("Failed to write data to parent: {e}"))?;
+            .map_err(|e| format!("failed to write data to parent: {e}"))?;
     }
 
     process::exit(0);
diff --git a/src/sudo/mod.rs b/src/sudo/mod.rs
index 52e86b6a3..0cf2c0a09 100644
--- a/src/sudo/mod.rs
+++ b/src/sudo/mod.rs
@@ -81,11 +81,11 @@ fn sudo_process() -> Result<(), Error> {
     match SudoAction::from_env() {
         Ok(action) => match action {
             SudoAction::Help(_) => {
-                eprintln_ignore_io_error!("{}", long_help());
+                println_ignore_io_error!("{}", long_help());
                 std::process::exit(0);
             }
             SudoAction::Version(_) => {
-                eprintln_ignore_io_error!("sudo-rs {VERSION}");
+                println_ignore_io_error!("sudo-rs {VERSION}");
                 std::process::exit(0);
             }
             SudoAction::RemoveTimestamp(_) => {
diff --git a/src/sudoers/ast.rs b/src/sudoers/ast.rs
index b514f8f84..d27489647 100644
--- a/src/sudoers/ast.rs
+++ b/src/sudoers/ast.rs
@@ -397,8 +397,8 @@ impl Parse for MetaOrTag {
             // this is less fatal
             "LOG_INPUT" | "NOLOG_INPUT" | "LOG_OUTPUT" | "NOLOG_OUTPUT" | "MAIL" | "NOMAIL"
             | "FOLLOW" => {
-                eprintln_ignore_io_error!(
-                    "warning: {} tags are ignored by sudo-rs",
+                crate::log::user_warn!(
+                    "{} tags in the sudoers policy are ignored by sudo-rs",
                     keyword.as_str()
                 );
                 switch(|_| {})?
diff --git a/test-framework/e2e-tests/src/regression.rs b/test-framework/e2e-tests/src/regression.rs
index 2ed0b1880..803293eef 100644
--- a/test-framework/e2e-tests/src/regression.rs
+++ b/test-framework/e2e-tests/src/regression.rs
@@ -27,7 +27,7 @@ fn no_permissions_should_not_violate_io_safety() {
 
     assert_eq!(
         stderr,
-        "sudo-rs: cannot execute '/usr/bin/foo': Permission denied (os error 13)"
+        "sudo: cannot execute '/usr/bin/foo': Permission denied (os error 13)"
     );
 }
 
diff --git a/test-framework/sudo-compliance-tests/src/sudo/flag_help.rs b/test-framework/sudo-compliance-tests/src/sudo/flag_help.rs
index 657633ddb..e51d94ffd 100644
--- a/test-framework/sudo-compliance-tests/src/sudo/flag_help.rs
+++ b/test-framework/sudo-compliance-tests/src/sudo/flag_help.rs
@@ -16,3 +16,22 @@ fn does_not_panic_on_io_errors() -> Result<()> {
 
     Ok(())
 }
+
+#[test]
+fn prints_on_stdout() -> Result<()> {
+    let env = Env("").build();
+
+    let output = Command::new("sudo").args(["--help"]).output(&env);
+
+    let output = output.stdout();
+    assert_starts_with!(
+        output,
+        if sudo_test::is_original_sudo() {
+            "sudo - execute a command as another user"
+        } else {
+            "sudo - run commands as another user"
+        }
+    );
+
+    Ok(())
+}
diff --git a/test-framework/sudo-compliance-tests/src/sudo/flag_list.rs b/test-framework/sudo-compliance-tests/src/sudo/flag_list.rs
index 8dbe88729..c9d5bed29 100644
--- a/test-framework/sudo-compliance-tests/src/sudo/flag_list.rs
+++ b/test-framework/sudo-compliance-tests/src/sudo/flag_list.rs
@@ -404,7 +404,7 @@ fn resolves_command_in_invoking_users_path_fail() {
     let diagnostic = if sudo_test::is_original_sudo() {
         "sudo: true: command not found"
     } else {
-        "sudo-rs: 'true': command not found"
+        "sudo: 'true': command not found"
     };
     assert_eq!(output.stderr(), diagnostic);
 }
@@ -453,7 +453,7 @@ fn relative_path_does_not_exist() {
     let diagnostic = if sudo_test::is_original_sudo() {
         format!("sudo: {prog_rel_path}: command not found")
     } else {
-        format!("sudo-rs: '{prog_rel_path}': command not found")
+        format!("sudo: '{prog_rel_path}': command not found")
     };
     assert_contains!(output.stderr(), diagnostic);
 }
diff --git a/test-framework/sudo-compliance-tests/src/sudo/flag_list/flag_other_user.rs b/test-framework/sudo-compliance-tests/src/sudo/flag_list/flag_other_user.rs
index fc682a9c0..db4f773e0 100644
--- a/test-framework/sudo-compliance-tests/src/sudo/flag_list/flag_other_user.rs
+++ b/test-framework/sudo-compliance-tests/src/sudo/flag_list/flag_other_user.rs
@@ -16,7 +16,7 @@ fn other_user_does_not_exist() {
     let diagnostic = if sudo_test::is_original_sudo() {
         format!("sudo: unknown user {USERNAME}")
     } else {
-        format!("sudo-rs: user '{USERNAME}' not found")
+        format!("sudo: user '{USERNAME}' not found")
     };
     assert_contains!(output.stderr(), diagnostic);
 }
diff --git a/test-framework/sudo-compliance-tests/src/sudo/flag_version.rs b/test-framework/sudo-compliance-tests/src/sudo/flag_version.rs
index 853c1ef50..dd60d99dc 100644
--- a/test-framework/sudo-compliance-tests/src/sudo/flag_version.rs
+++ b/test-framework/sudo-compliance-tests/src/sudo/flag_version.rs
@@ -19,3 +19,22 @@ fn does_not_panic_on_io_errors() -> Result<()> {
 
     Ok(())
 }
+
+#[test]
+fn prints_on_stdout() -> Result<()> {
+    let env = Env("").build();
+
+    let output = Command::new("sudo").args(["--version"]).output(&env);
+
+    let output = output.stdout();
+    assert_starts_with!(
+        output,
+        if sudo_test::is_original_sudo() {
+            "Sudo version"
+        } else {
+            "sudo-rs"
+        }
+    );
+
+    Ok(())
+}
diff --git a/test-framework/sudo-compliance-tests/src/sudo/nopasswd.rs b/test-framework/sudo-compliance-tests/src/sudo/nopasswd.rs
index 9266d0846..33537a586 100644
--- a/test-framework/sudo-compliance-tests/src/sudo/nopasswd.rs
+++ b/test-framework/sudo-compliance-tests/src/sudo/nopasswd.rs
@@ -143,7 +143,7 @@ fn v_flag_without_pwd_fails_if_nopasswd_is_not_set_for_all_users_entries() {
     } else {
         assert_contains!(
             stderr,
-            "[sudo: authenticate] Password: \nsudo: Authentication failed, try again.\n[sudo: authenticate] Password: \nsudo: Authentication failed, try again.\n[sudo: authenticate] Password: \nsudo-rs: Maximum 3 incorrect authentication attempts"
+            "[sudo: authenticate] Password: \nsudo: Authentication failed, try again.\n[sudo: authenticate] Password: \nsudo: Authentication failed, try again.\n[sudo: authenticate] Password: \nsudo: Maximum 3 incorrect authentication attempts"
         );
     }
 }
diff --git a/test-framework/sudo-compliance-tests/src/sudoedit.rs b/test-framework/sudo-compliance-tests/src/sudoedit.rs
index 4a6c46e02..90a89de08 100644
--- a/test-framework/sudo-compliance-tests/src/sudoedit.rs
+++ b/test-framework/sudo-compliance-tests/src/sudoedit.rs
@@ -203,7 +203,7 @@ rm $1",
     if sudo_test::is_original_sudo() {
         assert_contains!(stderr, format!("sudoedit: {ETC_SUDOERS} left unmodified"));
     } else {
-        assert_contains!(stderr, format!("Failed to read from temporary file"));
+        assert_contains!(stderr, format!("sudo: failed to read from temporary file"));
     }
 }