diff --git a/core/api/src/main/java/org/onosproject/net/intent/HostToHostIntent.java b/core/api/src/main/java/org/onosproject/net/intent/HostToHostIntent.java
index b965967..8add596 100644
--- a/core/api/src/main/java/org/onosproject/net/intent/HostToHostIntent.java
+++ b/core/api/src/main/java/org/onosproject/net/intent/HostToHostIntent.java
@@ -144,6 +144,7 @@
     public String toString() {
         return MoreObjects.toStringHelper(getClass())
                 .add("id", id())
+                .add("key", key())
                 .add("appId", appId())
                 .add("resources", resources())
                 .add("selector", selector())
diff --git a/core/api/src/main/java/org/onosproject/net/intent/LinkCollectionIntent.java b/core/api/src/main/java/org/onosproject/net/intent/LinkCollectionIntent.java
index ebcf943..852e143 100644
--- a/core/api/src/main/java/org/onosproject/net/intent/LinkCollectionIntent.java
+++ b/core/api/src/main/java/org/onosproject/net/intent/LinkCollectionIntent.java
@@ -142,6 +142,7 @@
     public String toString() {
         return MoreObjects.toStringHelper(getClass())
                 .add("id", id())
+                .add("key", key())
                 .add("appId", appId())
                 .add("resources", resources())
                 .add("selector", selector())
diff --git a/core/api/src/main/java/org/onosproject/net/intent/MultiPointToSinglePointIntent.java b/core/api/src/main/java/org/onosproject/net/intent/MultiPointToSinglePointIntent.java
index 7de52a5..64c4fd8 100644
--- a/core/api/src/main/java/org/onosproject/net/intent/MultiPointToSinglePointIntent.java
+++ b/core/api/src/main/java/org/onosproject/net/intent/MultiPointToSinglePointIntent.java
@@ -149,6 +149,7 @@
     public String toString() {
         return MoreObjects.toStringHelper(getClass())
                 .add("id", id())
+                .add("key", key())
                 .add("appId", appId())
                 .add("resources", resources())
                 .add("selector", selector())
diff --git a/core/api/src/main/java/org/onosproject/net/intent/PointToPointIntent.java b/core/api/src/main/java/org/onosproject/net/intent/PointToPointIntent.java
index 3312587..7dad6b8 100644
--- a/core/api/src/main/java/org/onosproject/net/intent/PointToPointIntent.java
+++ b/core/api/src/main/java/org/onosproject/net/intent/PointToPointIntent.java
@@ -148,6 +148,7 @@
     public String toString() {
         return MoreObjects.toStringHelper(getClass())
                 .add("id", id())
+                .add("key", key())
                 .add("appId", appId())
                 .add("resources", resources())
                 .add("selector", selector())
diff --git a/core/api/src/main/java/org/onosproject/net/intent/SinglePointToMultiPointIntent.java b/core/api/src/main/java/org/onosproject/net/intent/SinglePointToMultiPointIntent.java
index 03aca96..2f20449 100644
--- a/core/api/src/main/java/org/onosproject/net/intent/SinglePointToMultiPointIntent.java
+++ b/core/api/src/main/java/org/onosproject/net/intent/SinglePointToMultiPointIntent.java
@@ -120,6 +120,7 @@
     public String toString() {
         return MoreObjects.toStringHelper(getClass())
                 .add("id", id())
+                .add("key", key())
                 .add("appId", appId())
                 .add("resources", resources())
                 .add("selector", selector())