diff --git a/WPrefs.app/Expert.c b/WPrefs.app/Expert.c
index 136074f1..b9f9dc35 100644
--- a/WPrefs.app/Expert.c
+++ b/WPrefs.app/Expert.c
@@ -315,6 +315,7 @@ static void storeDefaults(_Panel *panel)
 
 			text = WMGetTextFieldText(panel->textfield[i]);
 			value = atoi(text);
+			wfree(text);
 
 			SetIntegerForKey(value, expert_options[i].op_name);
 			break;