diff --git a/src/e-util/e-preferences-window.c b/src/e-util/e-preferences-window.c
index 5df1c3061f..e71ca12183 100644
--- a/src/e-util/e-preferences-window.c
+++ b/src/e-util/e-preferences-window.c
@@ -418,6 +418,8 @@ e_preferences_window_show_page (EPreferencesWindow *window,
 			break;
 		}
 	}
+
+	g_list_free (children);
 }
 
 /*
@@ -460,5 +462,6 @@ e_preferences_window_setup (EPreferencesWindow *window)
 
 	e_util_resize_window_for_screen (GTK_WINDOW (window), -1, -1, slist_children);
 	g_slist_free (slist_children);
+	g_list_free (children);
 	priv->setup = TRUE;
 }
diff --git a/src/plugins/email-custom-header/email-custom-header.c b/src/plugins/email-custom-header/email-custom-header.c
index 4e517abea0..19e2a99feb 100644
--- a/src/plugins/email-custom-header/email-custom-header.c
+++ b/src/plugins/email-custom-header/email-custom-header.c
@@ -270,6 +270,8 @@ epech_load_from_settings (GSettings *settings,
 
 		temp_header_details.number_of_subtype_header = index;
 		g_array_append_val (priv->email_custom_header_details, temp_header_details);
+
+		g_strfreev (parse_header_list);
 	}
 
 	temp_header_details.number_of_header = pos;
@@ -918,6 +920,8 @@ e_plugin_lib_get_configure_widget (EPlugin *epl)
 			for (index = 0; parse_header_list[index + 1] ; ++index) {
 				gtk_list_store_set (cd->store, &iter, HEADER_VALUE_COLUMN, parse_header_list[index + 1], -1);
 			}
+
+			g_strfreev (parse_header_list);
 		}
 
 		g_strfreev (headers);