diff --git a/src/helper/trace-helper.h b/src/helper/trace-helper.h
index 8f3b6b7de..464c0e8d3 100644
--- a/src/helper/trace-helper.h
+++ b/src/helper/trace-helper.h
@@ -326,6 +326,16 @@ AsciiTraceHelper::HookDefaultReceiveSinkWithContext (
 class PcapHelperForDevice
 {
 public:
+  /**
+   * @brief Construct a PcapHelperForDevice
+   */
+  PcapHelperForDevice () {}
+
+  /**
+   * @brief Destroy a PcapHelperForDevice
+   */
+  virtual ~PcapHelperForDevice () {}
+
   /**
    * @brief Enable pcap output the indicated net device.
    * @internal
@@ -401,6 +411,16 @@ public:
 class AsciiTraceHelperForDevice
 {
 public:
+  /**
+   * @brief Construct an AsciiTraceHelperForDevice.
+   */
+  AsciiTraceHelperForDevice () {}
+
+  /**
+   * @brief Destroy an AsciiTraceHelperForDevice.
+   */
+  virtual ~AsciiTraceHelperForDevice () {}
+
   /**
    * @brief Enable ascii trace output on the indicated net device.
    * @internal
@@ -577,6 +597,16 @@ private:
 class PcapHelperForIpv4
 {
 public:
+  /**
+   * @brief Construct a PcapHelperForIpv4.
+   */
+  PcapHelperForIpv4 () {}
+
+  /**
+   * @brief Destroy a PcapHelperForIpv4.
+   */
+  virtual ~PcapHelperForIpv4 () {}
+
   /**
    * @brief Enable pcap output the indicated Ipv4 and interface pair.
    * @internal
@@ -650,6 +680,16 @@ public:
 class AsciiTraceHelperForIpv4
 {
 public:
+  /**
+   * @brief Construct an AsciiTraceHelperForIpv4.
+   */
+  AsciiTraceHelperForIpv4 () {}
+
+  /**
+   * @brief Destroy an AsciiTraceHelperForIpv4
+   */
+  virtual ~AsciiTraceHelperForIpv4 () {}
+
   /**
    * @brief Enable ascii trace output on the indicated Ipv4 and interface pair.
    * @internal
@@ -837,6 +877,16 @@ private:
 class PcapHelperForIpv6
 {
 public:
+  /**
+   * @brief Construct a PcapHelperForIpv6.
+   */
+  PcapHelperForIpv6 () {}
+
+  /**
+   * @brief Destroy a PcapHelperForIpv6
+   */
+  virtual ~PcapHelperForIpv6 () {}
+
   /**
    * @brief Enable pcap output the indicated Ipv6 and interface pair.
    * @internal
@@ -909,6 +959,16 @@ public:
 class AsciiTraceHelperForIpv6
 {
 public:
+  /**
+   * @brief Construct an AsciiTraceHelperForIpv6.
+   */
+  AsciiTraceHelperForIpv6 () {}
+
+  /**
+   * @brief Destroy an AsciiTraceHelperForIpv6
+   */
+  virtual ~AsciiTraceHelperForIpv6 () {}
+
   /**
    * @brief Enable ascii trace output on the indicated Ipv6 and interface pair.
    * @internal