diff --git a/Userland/Libraries/LibLine/Editor.cpp b/Userland/Libraries/LibLine/Editor.cpp
index 36dcffae4d..9a59d611cc 100644
--- a/Userland/Libraries/LibLine/Editor.cpp
+++ b/Userland/Libraries/LibLine/Editor.cpp
@@ -1506,7 +1506,7 @@ String Style::to_string() const
         if (m_foreground.m_is_rgb) {
             builder.join(", ", m_foreground.m_rgb_color);
         } else {
-            builder.appendf("(XtermColor) %d", (int)m_foreground.m_xterm_color);
+            builder.appendff("(XtermColor) {}", (int)m_foreground.m_xterm_color);
         }
         builder.append("), ");
     }
@@ -1516,7 +1516,7 @@ String Style::to_string() const
         if (m_background.m_is_rgb) {
             builder.join(' ', m_background.m_rgb_color);
         } else {
-            builder.appendf("(XtermColor) %d", (int)m_background.m_xterm_color);
+            builder.appendff("(XtermColor) {}", (int)m_background.m_xterm_color);
         }
         builder.append("), ");
     }
@@ -1531,7 +1531,7 @@ String Style::to_string() const
         builder.append("Italic, ");
 
     if (!m_hyperlink.is_empty())
-        builder.appendf("Hyperlink(\"%s\"), ", m_hyperlink.m_link.characters());
+        builder.appendff("Hyperlink(\"{}\"), ", m_hyperlink.m_link);
 
     builder.append("}");