diff --git a/modules/openapi-generator/src/main/resources/JavaJaxRS/modelEnum.mustache b/modules/openapi-generator/src/main/resources/JavaJaxRS/modelEnum.mustache
index 1063f334a51..f31d2dbdf1a 100644
--- a/modules/openapi-generator/src/main/resources/JavaJaxRS/modelEnum.mustache
+++ b/modules/openapi-generator/src/main/resources/JavaJaxRS/modelEnum.mustache
@@ -1,5 +1,6 @@
 {{#jackson}}
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 {{/jackson}}
 
 /**
@@ -24,6 +25,13 @@ public enum {{#datatypeWithEnum}}{{{.}}}{{/datatypeWithEnum}}{{^datatypeWithEnum
     this.value = value;
   }
 
+{{#jackson}}
+  @JsonValue
+{{/jackson}}
+  public {{{dataType}}} getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs-datelib-j8/src/gen/java/org/openapitools/model/EnumClass.java b/samples/server/petstore/jaxrs-datelib-j8/src/gen/java/org/openapitools/model/EnumClass.java
index ee069ce6527..7eeba710bc9 100644
--- a/samples/server/petstore/jaxrs-datelib-j8/src/gen/java/org/openapitools/model/EnumClass.java
+++ b/samples/server/petstore/jaxrs-datelib-j8/src/gen/java/org/openapitools/model/EnumClass.java
@@ -20,6 +20,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets EnumClass
@@ -38,6 +39,11 @@ public enum EnumClass {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs-datelib-j8/src/gen/java/org/openapitools/model/OuterEnum.java b/samples/server/petstore/jaxrs-datelib-j8/src/gen/java/org/openapitools/model/OuterEnum.java
index 9e030ddb990..95b0a1f9d03 100644
--- a/samples/server/petstore/jaxrs-datelib-j8/src/gen/java/org/openapitools/model/OuterEnum.java
+++ b/samples/server/petstore/jaxrs-datelib-j8/src/gen/java/org/openapitools/model/OuterEnum.java
@@ -20,6 +20,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets OuterEnum
@@ -38,6 +39,11 @@ public enum OuterEnum {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs-jersey/src/gen/java/org/openapitools/model/EnumClass.java b/samples/server/petstore/jaxrs-jersey/src/gen/java/org/openapitools/model/EnumClass.java
index de61df4076b..04db2513c30 100644
--- a/samples/server/petstore/jaxrs-jersey/src/gen/java/org/openapitools/model/EnumClass.java
+++ b/samples/server/petstore/jaxrs-jersey/src/gen/java/org/openapitools/model/EnumClass.java
@@ -19,6 +19,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets EnumClass
@@ -37,6 +38,11 @@ public enum EnumClass {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs-jersey/src/gen/java/org/openapitools/model/OuterEnum.java b/samples/server/petstore/jaxrs-jersey/src/gen/java/org/openapitools/model/OuterEnum.java
index 3c15248e185..00d94aa0ef0 100644
--- a/samples/server/petstore/jaxrs-jersey/src/gen/java/org/openapitools/model/OuterEnum.java
+++ b/samples/server/petstore/jaxrs-jersey/src/gen/java/org/openapitools/model/OuterEnum.java
@@ -19,6 +19,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets OuterEnum
@@ -37,6 +38,11 @@ public enum OuterEnum {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs/jersey1-useTags/src/gen/java/org/openapitools/model/EnumClass.java b/samples/server/petstore/jaxrs/jersey1-useTags/src/gen/java/org/openapitools/model/EnumClass.java
index de61df4076b..04db2513c30 100644
--- a/samples/server/petstore/jaxrs/jersey1-useTags/src/gen/java/org/openapitools/model/EnumClass.java
+++ b/samples/server/petstore/jaxrs/jersey1-useTags/src/gen/java/org/openapitools/model/EnumClass.java
@@ -19,6 +19,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets EnumClass
@@ -37,6 +38,11 @@ public enum EnumClass {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs/jersey1-useTags/src/gen/java/org/openapitools/model/OuterEnum.java b/samples/server/petstore/jaxrs/jersey1-useTags/src/gen/java/org/openapitools/model/OuterEnum.java
index 3c15248e185..00d94aa0ef0 100644
--- a/samples/server/petstore/jaxrs/jersey1-useTags/src/gen/java/org/openapitools/model/OuterEnum.java
+++ b/samples/server/petstore/jaxrs/jersey1-useTags/src/gen/java/org/openapitools/model/OuterEnum.java
@@ -19,6 +19,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets OuterEnum
@@ -37,6 +38,11 @@ public enum OuterEnum {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs/jersey1/src/gen/java/org/openapitools/model/EnumClass.java b/samples/server/petstore/jaxrs/jersey1/src/gen/java/org/openapitools/model/EnumClass.java
index de61df4076b..04db2513c30 100644
--- a/samples/server/petstore/jaxrs/jersey1/src/gen/java/org/openapitools/model/EnumClass.java
+++ b/samples/server/petstore/jaxrs/jersey1/src/gen/java/org/openapitools/model/EnumClass.java
@@ -19,6 +19,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets EnumClass
@@ -37,6 +38,11 @@ public enum EnumClass {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs/jersey1/src/gen/java/org/openapitools/model/OuterEnum.java b/samples/server/petstore/jaxrs/jersey1/src/gen/java/org/openapitools/model/OuterEnum.java
index 3c15248e185..00d94aa0ef0 100644
--- a/samples/server/petstore/jaxrs/jersey1/src/gen/java/org/openapitools/model/OuterEnum.java
+++ b/samples/server/petstore/jaxrs/jersey1/src/gen/java/org/openapitools/model/OuterEnum.java
@@ -19,6 +19,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets OuterEnum
@@ -37,6 +38,11 @@ public enum OuterEnum {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs/jersey2-useTags/src/gen/java/org/openapitools/model/EnumClass.java b/samples/server/petstore/jaxrs/jersey2-useTags/src/gen/java/org/openapitools/model/EnumClass.java
index de61df4076b..04db2513c30 100644
--- a/samples/server/petstore/jaxrs/jersey2-useTags/src/gen/java/org/openapitools/model/EnumClass.java
+++ b/samples/server/petstore/jaxrs/jersey2-useTags/src/gen/java/org/openapitools/model/EnumClass.java
@@ -19,6 +19,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets EnumClass
@@ -37,6 +38,11 @@ public enum EnumClass {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs/jersey2-useTags/src/gen/java/org/openapitools/model/OuterEnum.java b/samples/server/petstore/jaxrs/jersey2-useTags/src/gen/java/org/openapitools/model/OuterEnum.java
index 3c15248e185..00d94aa0ef0 100644
--- a/samples/server/petstore/jaxrs/jersey2-useTags/src/gen/java/org/openapitools/model/OuterEnum.java
+++ b/samples/server/petstore/jaxrs/jersey2-useTags/src/gen/java/org/openapitools/model/OuterEnum.java
@@ -19,6 +19,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets OuterEnum
@@ -37,6 +38,11 @@ public enum OuterEnum {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs/jersey2/src/gen/java/org/openapitools/model/EnumClass.java b/samples/server/petstore/jaxrs/jersey2/src/gen/java/org/openapitools/model/EnumClass.java
index de61df4076b..04db2513c30 100644
--- a/samples/server/petstore/jaxrs/jersey2/src/gen/java/org/openapitools/model/EnumClass.java
+++ b/samples/server/petstore/jaxrs/jersey2/src/gen/java/org/openapitools/model/EnumClass.java
@@ -19,6 +19,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets EnumClass
@@ -37,6 +38,11 @@ public enum EnumClass {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);
diff --git a/samples/server/petstore/jaxrs/jersey2/src/gen/java/org/openapitools/model/OuterEnum.java b/samples/server/petstore/jaxrs/jersey2/src/gen/java/org/openapitools/model/OuterEnum.java
index 3c15248e185..00d94aa0ef0 100644
--- a/samples/server/petstore/jaxrs/jersey2/src/gen/java/org/openapitools/model/OuterEnum.java
+++ b/samples/server/petstore/jaxrs/jersey2/src/gen/java/org/openapitools/model/OuterEnum.java
@@ -19,6 +19,7 @@ import javax.validation.constraints.*;
 import javax.validation.Valid;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
 
 /**
  * Gets or Sets OuterEnum
@@ -37,6 +38,11 @@ public enum OuterEnum {
     this.value = value;
   }
 
+  @JsonValue
+  public String getValue() {
+    return value;
+  }
+
   @Override
   public String toString() {
     return String.valueOf(value);