diff --git a/msg_unix.go b/msg_unix.go
index 25df148..f55023b 100644
--- a/msg_unix.go
+++ b/msg_unix.go
@@ -48,13 +48,13 @@ func message(kind messageKind, text string, options []Option) (bool, error) {
 	}
 	switch opts.icon {
 	case ErrorIcon:
-		args = append(args, "--icon-name=dialog-error")
+		args = append(args, "--window-icon=error", "--icon-name=dialog-error")
 	case WarningIcon:
-		args = append(args, "--icon-name=dialog-warning")
+		args = append(args, "--window-icon=warning", "--icon-name=dialog-warning")
 	case InfoIcon:
-		args = append(args, "--icon-name=dialog-information")
+		args = append(args, "--window-icon=info", "--icon-name=dialog-information")
 	case QuestionIcon:
-		args = append(args, "--icon-name=dialog-question")
+		args = append(args, "--window-icon=question", "--icon-name=dialog-question")
 	}
 
 	out, err := zenutil.Run(args)
diff --git a/notify_test.go b/notify_test.go
index 64a3478..1c88f36 100644
--- a/notify_test.go
+++ b/notify_test.go
@@ -3,8 +3,8 @@ package zenity_test
 import "github.com/ncruces/zenity"
 
 func ExampleNotify() {
-	zenity.Notify("An error has occurred.",
-		zenity.Title("Error"),
-		zenity.Icon(zenity.ErrorIcon))
+	zenity.Notify("There are system updates necessary!",
+		zenity.Title("Warning"),
+		zenity.Icon(zenity.InfoIcon))
 	// Output:
 }
diff --git a/notify_unix.go b/notify_unix.go
index cf73b97..bf2d3ca 100644
--- a/notify_unix.go
+++ b/notify_unix.go
@@ -2,6 +2,35 @@
 
 package zenity
 
+import (
+	"github.com/ncruces/zenity/internal/zenutil"
+)
+
 func notify(text string, options []Option) error {
-	panic("not implemented")
+	opts := applyOptions(options)
+
+	args := []string{"--notification"}
+
+	if text != "" {
+		args = append(args, "--text", text, "--no-markup")
+	}
+	if opts.title != "" {
+		args = append(args, "--title", opts.title)
+	}
+	switch opts.icon {
+	case ErrorIcon:
+		args = append(args, "--window-icon=error")
+	case WarningIcon:
+		args = append(args, "--window-icon=warning")
+	case InfoIcon:
+		args = append(args, "--window-icon=info")
+	case QuestionIcon:
+		args = append(args, "--window-icon=question")
+	}
+
+	_, err := zenutil.Run(args)
+	if err != nil {
+		return err
+	}
+	return nil
 }