diff --git a/epan/addr_resolv.c b/epan/addr_resolv.c
index 35df8fc9c8..f8a5ca0176 100644
--- a/epan/addr_resolv.c
+++ b/epan/addr_resolv.c
@@ -663,6 +663,8 @@ static void
 service_name_lookup_cleanup(void)
 {
     serv_port_hashtable = NULL;
+    g_free(g_services_path);
+    g_services_path = NULL;
 }
 
 /* Fill in an IP4 structure with info from subnets file or just with the
diff --git a/epan/prefs.c b/epan/prefs.c
index 1dcb8b1f1b..ac2f25bc08 100644
--- a/epan/prefs.c
+++ b/epan/prefs.c
@@ -407,6 +407,8 @@ prefs_cleanup(void)
     uat_cleanup();
 
     g_free(prefs.saved_at_version);
+    g_free(gpf_path);
+    gpf_path = NULL;
 }
 
 /*