diff --git a/connstring.go b/connstring.go
index 2251d00..5b4e703 100644
--- a/connstring.go
+++ b/connstring.go
@@ -27,6 +27,7 @@ package main
 
 import (
 	"fmt"
+	"maps"
 	"net/url"
 	"sort"
 	"strings"
@@ -85,10 +86,7 @@ func (c *ConnInfo) Copy() *ConnInfo {
 		Kind:  c.Kind,
 		Infos: make(map[string]string, len(c.Infos)),
 	}
-
-	for k, v := range c.Infos {
-		newC.Infos[k] = v
-	}
+	maps.Copy(newC.Infos, c.Infos)
 
 	return &newC
 }
diff --git a/go.mod b/go.mod
index a3aa5b4..38172fc 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/orgrim/pg_back
 
-go 1.23.0
+go 1.24.0
 
 toolchain go1.24.1
 
diff --git a/hash_test.go b/hash_test.go
index be86a25..f164c67 100644
--- a/hash_test.go
+++ b/hash_test.go
@@ -28,7 +28,7 @@ package main
 import (
 	"errors"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -50,7 +50,7 @@ func TestChecksumFile(t *testing.T) {
 
 	// create a temporary directory to store a test file to
 	// checksum with the different algorithm relatively
-	dir, err := ioutil.TempDir("", "test_checksum_file")
+	dir, err := os.MkdirTemp("", "test_checksum_file")
 	if err != nil {
 		t.Fatal("could not create tempdir:", err)
 	}
@@ -110,7 +110,7 @@ func TestChecksumFile(t *testing.T) {
 
 	// bad files
 	var e *os.PathError
-	l.logger.SetOutput(ioutil.Discard)
+	l.logger.SetOutput(io.Discard)
 	if _, err := checksumFile("", 0o700, "sha1"); !errors.As(err, &e) {
 		t.Errorf("expected an *os.PathError, got %q\n", err)
 	}
diff --git a/hook.go b/hook.go
index 444f333..e776782 100644
--- a/hook.go
+++ b/hook.go
@@ -27,10 +27,11 @@ package main
 
 import (
 	"fmt"
-	"github.com/anmitsu/go-shlex"
 	"os"
 	"os/exec"
 	"strings"
+
+	"github.com/anmitsu/go-shlex"
 )
 
 func hookCommand(cmd string, logPrefix string) error {
@@ -51,7 +52,7 @@ func hookCommand(cmd string, logPrefix string) error {
 	c := exec.Command(prog, args...)
 	stdoutStderr, err := c.CombinedOutput()
 	if err != nil {
-		for _, line := range strings.Split(string(stdoutStderr), "\n") {
+		for line := range strings.SplitSeq(string(stdoutStderr), "\n") {
 			if line != "" {
 				l.Errorln(logPrefix, line)
 			}
@@ -59,7 +60,7 @@ func hookCommand(cmd string, logPrefix string) error {
 		return err
 	}
 	if len(stdoutStderr) > 0 {
-		for _, line := range strings.Split(string(stdoutStderr), "\n") {
+		for line := range strings.SplitSeq(string(stdoutStderr), "\n") {
 			if line != "" {
 				l.Infoln(logPrefix, line)
 			}
diff --git a/legacy.go b/legacy.go
index 20ab0f6..a2b34a5 100644
--- a/legacy.go
+++ b/legacy.go
@@ -27,11 +27,11 @@ package main
 
 import (
 	"fmt"
-	"github.com/anmitsu/go-shlex"
 	"io"
-	"io/ioutil"
 	"os"
 	"strings"
+
+	"github.com/anmitsu/go-shlex"
 )
 
 // Read the input file and return all lines that look like legacy configuration
@@ -39,7 +39,7 @@ import (
 func readLegacyConf(f io.Reader) ([]string, error) {
 	var lines []string
 
-	data, err := ioutil.ReadAll(f)
+	data, err := io.ReadAll(f)
 	if err != nil {
 		return lines, fmt.Errorf("could not read file: %w", err)
 	}
@@ -239,7 +239,7 @@ func convertLegacyConf(oldConf []string) string {
 		case "PGBK_DBLIST", "PGBK_EXCLUDE":
 			// The separator for lists of databases now the comma
 			dbs := make([]string, 0)
-			for _, d := range strings.Split(strings.Trim(value, "'\""), " ") {
+			for d := range strings.SplitSeq(strings.Trim(value, "'\""), " ") {
 				if len(d) > 0 {
 					dbs = append(dbs, d)
 				}
diff --git a/legacy_test.go b/legacy_test.go
index 0b7a0ad..051b462 100644
--- a/legacy_test.go
+++ b/legacy_test.go
@@ -28,9 +28,10 @@ package main
 import (
 	"bytes"
 	"fmt"
+	"testing"
+
 	"github.com/google/go-cmp/cmp"
 	"github.com/google/go-cmp/cmp/cmpopts"
-	"testing"
 )
 
 func TestReadLegacyConf(t *testing.T) {
diff --git a/lock.go b/lock.go
index dff0624..0d8d526 100644
--- a/lock.go
+++ b/lock.go
@@ -23,6 +23,7 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+//go:build !windows
 // +build !windows
 
 package main
diff --git a/lock_test.go b/lock_test.go
index 9bdfcaf..5167a54 100644
--- a/lock_test.go
+++ b/lock_test.go
@@ -27,7 +27,6 @@ package main
 
 import (
 	"errors"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"runtime"
@@ -36,7 +35,7 @@ import (
 
 func TestLockPath(t *testing.T) {
 	// Work from a tempdir
-	dir, err := ioutil.TempDir("", "test_lockpath")
+	dir, err := os.MkdirTemp("", "test_lockpath")
 	if err != nil {
 		t.Fatal("could not create tempdir:", err)
 	}
@@ -83,7 +82,7 @@ func TestLockPath(t *testing.T) {
 }
 
 func TestUnlockPath(t *testing.T) {
-	f, err := ioutil.TempFile("", "test_unlockpath")
+	f, err := os.CreateTemp("", "test_unlockpath")
 	if err != nil {
 		t.Fatal("could not create tempfile")
 	}
diff --git a/lock_win.go b/lock_win.go
index 3d8117d..4e27847 100644
--- a/lock_win.go
+++ b/lock_win.go
@@ -23,6 +23,7 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+//go:build windows
 // +build windows
 
 package main
diff --git a/main.go b/main.go
index 9a97da0..fb3518d 100644
--- a/main.go
+++ b/main.go
@@ -706,7 +706,7 @@ func (d *dump) dump(fc chan<- sumFileJob) error {
 	l.Verboseln("running:", pgDumpCmd)
 	stdoutStderr, err := pgDumpCmd.CombinedOutput()
 	if err != nil {
-		for _, line := range strings.Split(string(stdoutStderr), "\n") {
+		for line := range strings.SplitSeq(string(stdoutStderr), "\n") {
 			if line != "" {
 				l.Errorf("[%s] %s\n", dbname, line)
 			}
@@ -718,7 +718,7 @@ func (d *dump) dump(fc chan<- sumFileJob) error {
 		return err
 	}
 	if len(stdoutStderr) > 0 {
-		for _, line := range strings.Split(string(stdoutStderr), "\n") {
+		for line := range strings.SplitSeq(string(stdoutStderr), "\n") {
 			if line != "" {
 				l.Infof("[%s] %s\n", dbname, line)
 			}
@@ -979,7 +979,7 @@ func dumpGlobals(dir string, mode int, timeFormat string, withRolePasswords bool
 	l.Verboseln("running:", pgDumpallCmd)
 	stdoutStderr, err := pgDumpallCmd.CombinedOutput()
 	if err != nil {
-		for _, line := range strings.Split(string(stdoutStderr), "\n") {
+		for line := range strings.SplitSeq(string(stdoutStderr), "\n") {
 			if line != "" {
 				l.Errorln(line)
 			}
@@ -987,7 +987,7 @@ func dumpGlobals(dir string, mode int, timeFormat string, withRolePasswords bool
 		return err
 	}
 	if len(stdoutStderr) > 0 {
-		for _, line := range strings.Split(string(stdoutStderr), "\n") {
+		for line := range strings.SplitSeq(string(stdoutStderr), "\n") {
 			if line != "" {
 				l.Infoln(line)
 			}
diff --git a/purge_test.go b/purge_test.go
index c8040ee..2c35e00 100644
--- a/purge_test.go
+++ b/purge_test.go
@@ -27,7 +27,6 @@ package main
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"runtime"
@@ -38,7 +37,7 @@ import (
 // func purgeDumps(directory string, dbname string, keep int, limit time.Time) error
 func TestPurgeDumps(t *testing.T) {
 	// work in a tempdir
-	dir, err := ioutil.TempDir("", "test_purge_dumps")
+	dir, err := os.MkdirTemp("", "test_purge_dumps")
 	if err != nil {
 		t.Fatal("could not create tempdir:", err)
 	}
@@ -81,7 +80,7 @@ func TestPurgeDumps(t *testing.T) {
 	// file without write perms
 	if runtime.GOOS != "windows" {
 		tf = formatDumpPath(wd, time.RFC3339, "dump", "db", time.Now().Add(-time.Hour), 0)
-		ioutil.WriteFile(tf, []byte("truc\n"), 0644)
+		os.WriteFile(tf, []byte("truc\n"), 0644)
 		os.Chmod(filepath.Dir(tf), 0555)
 
 		err = purgeDumps(wd, "db", 0, time.Now())
@@ -139,7 +138,7 @@ func TestPurgeDumps(t *testing.T) {
 			for i := 1; i <= 3; i++ {
 				when := time.Now().Add(-time.Hour * time.Duration(i))
 				tf = formatDumpPath(wd, st.format, "dump", "db", when, 0)
-				ioutil.WriteFile(tf, []byte("truc\n"), 0644)
+				os.WriteFile(tf, []byte("truc\n"), 0644)
 				os.Chtimes(tf, when, when)
 			}
 
diff --git a/sql.go b/sql.go
index 8c6d885..71df37c 100644
--- a/sql.go
+++ b/sql.go
@@ -29,10 +29,11 @@ import (
 	"database/sql"
 	"errors"
 	"fmt"
-	"github.com/jackc/pgtype"
-	_ "github.com/jackc/pgx/v4/stdlib"
 	"strings"
 	"time"
+
+	"github.com/jackc/pgtype"
+	_ "github.com/jackc/pgx/v4/stdlib"
 )
 
 type pg struct {
diff --git a/sql_test.go b/sql_test.go
index b5b31a8..6e55ffb 100644
--- a/sql_test.go
+++ b/sql_test.go
@@ -27,12 +27,13 @@ package main
 
 import (
 	"fmt"
-	"github.com/google/go-cmp/cmp"
-	"github.com/google/go-cmp/cmp/cmpopts"
 	"os"
 	"regexp"
 	"strings"
 	"testing"
+
+	"github.com/google/go-cmp/cmp"
+	"github.com/google/go-cmp/cmp/cmpopts"
 )
 
 var (