diff --git a/src/components/iptables/iptables b/src/components/iptables/iptables
index 84e1a77ad..85a163ffa 160000
--- a/src/components/iptables/iptables
+++ b/src/components/iptables/iptables
@@ -1 +1 @@
-Subproject commit 84e1a77adbcb2aaf1d822469a076f6f2d34beed7
+Subproject commit 85a163ffa3915c4795d9c426f566c004e7a91411
diff --git a/src/polycubed/src/base_cube.h b/src/polycubed/src/base_cube.h
index 6333a0403..bd33fe450 100644
--- a/src/polycubed/src/base_cube.h
+++ b/src/polycubed/src/base_cube.h
@@ -88,6 +88,9 @@ class BaseCube : virtual public BaseCubeIface {
  protected:
   static const int _POLYCUBE_MAX_BPF_PROGRAMS = 64;
   static const int _POLYCUBE_MAX_PORTS = 128;
+  static_assert(_POLYCUBE_MAX_PORTS <= 0xffff,
+          "_POLYCUBE_MAX_PORTS shouldn't be great than 0xffff, "
+          "id 0xffff was used by iptables wild card index");
   static std::vector<std::string> cflags;
 
   virtual int load(ebpf::BPF &bpf, ProgramType type) = 0;
diff --git a/src/services/pcn-iptables/src/Utils.cpp b/src/services/pcn-iptables/src/Utils.cpp
index 1be5f29c6..60c423974 100644
--- a/src/services/pcn-iptables/src/Utils.cpp
+++ b/src/services/pcn-iptables/src/Utils.cpp
@@ -523,7 +523,7 @@ bool Chain::interfaceFromRulesToMap(
   if (interfaces.size() != 0 && dont_care_rules.size() != 0) {
     std::vector<uint64_t> bitVector(
         FROM_NRULES_TO_NELEMENTS(Iptables::max_rules_));
-    interfaces.insert(std::pair<uint16_t, std::vector<uint64_t>>(0, bitVector));
+    interfaces.insert(std::pair<uint16_t, std::vector<uint64_t>>(0xffff, bitVector));
     for (auto const &ruleNumber : dont_care_rules) {
       for (auto &interface : interfaces) {
         SET_BIT((interface.second)[ruleNumber / 63], ruleNumber % 63);
diff --git a/src/services/pcn-iptables/src/modules/InterfaceLookup.cpp b/src/services/pcn-iptables/src/modules/InterfaceLookup.cpp
index ded3ae06c..c159c5554 100644
--- a/src/services/pcn-iptables/src/modules/InterfaceLookup.cpp
+++ b/src/services/pcn-iptables/src/modules/InterfaceLookup.cpp
@@ -41,7 +41,7 @@ Iptables::InterfaceLookup::InterfaceLookup(
                             : ProgramType::INGRESS) {
   this->type_ = type;
 
-  auto it = ports.find(0);
+  auto it = ports.find(0xffff);
   if (it == ports.end()) {
     wildcard_rule_ = false;
     wildcard_string_ = "";
diff --git a/src/services/pcn-iptables/test/flaky_local_test_interfaces1.sh b/src/services/pcn-iptables/test/local_test_interfaces1.sh
similarity index 100%
rename from src/services/pcn-iptables/test/flaky_local_test_interfaces1.sh
rename to src/services/pcn-iptables/test/local_test_interfaces1.sh