diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/CodegenModel.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/CodegenModel.java
index a0e5d37d1278..d8205b6e7203 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/CodegenModel.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/CodegenModel.java
@@ -38,7 +38,7 @@ public class CodegenModel {
     public Set<String> allMandatory;
 
     public Set<String> imports = new TreeSet<String>();
-    public Boolean hasVars, emptyVars, hasMoreModels, hasEnums, isEnum, hasRequired, isArrayModel, hasChildrens;
+    public Boolean hasVars, emptyVars, hasMoreModels, hasEnums, isEnum, hasRequired, isArrayModel, hasChildren;
     public ExternalDocs externalDocs;
 
     public Map<String, Object> vendorExtensions;
@@ -123,7 +123,7 @@ public class CodegenModel {
             return false;
         if (externalDocs != null ? !externalDocs.equals(that.externalDocs) : that.externalDocs != null)
             return false;
-        if (!Objects.equals(hasChildrens, that.hasChildrens))
+        if (!Objects.equals(hasChildren, that.hasChildren))
             return false;
         if (!Objects.equals(parentVars, that.parentVars))
             return false;
@@ -163,7 +163,7 @@ public class CodegenModel {
         result = 31 * result + (isEnum != null ? isEnum.hashCode() : 0);
         result = 31 * result + (externalDocs != null ? externalDocs.hashCode() : 0);
         result = 31 * result + (vendorExtensions != null ? vendorExtensions.hashCode() : 0);
-        result = 31 * result + Objects.hash(hasChildrens);
+        result = 31 * result + Objects.hash(hasChildren);
         result = 31 * result + Objects.hash(parentVars);
         return result;
     }
diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/NancyFXServerCodegen.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/NancyFXServerCodegen.java
index ae9c6368d077..3eec3751364b 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/NancyFXServerCodegen.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/NancyFXServerCodegen.java
@@ -63,7 +63,7 @@ public class NancyFXServerCodegen extends AbstractCSharpCodegen {
 
     private final Map<String, DependencyInfo> dependencies = new HashMap<>();
     private final Set<String> parentModels = new HashSet<>();
-    private final Multimap<String, CodegenModel> children = ArrayListMultimap.create();
+    private final Multimap<String, CodegenModel> childrenByParent = ArrayListMultimap.create();
     private final BiMap<String, String> modelNameMapping = HashBiMap.create();
 
     public NancyFXServerCodegen() {
@@ -225,9 +225,9 @@ public class NancyFXServerCodegen extends AbstractCSharpCodegen {
         log.info("Processing parents:  " + parentModels);
         for (final String parent : parentModels) {
             final CodegenModel parentModel = modelByName(parent, models);
-            parentModel.hasChildrens = true;
-            final Collection<CodegenModel> childrens = children.get(parent);
-            for (final CodegenModel child : childrens) {
+            parentModel.hasChildren = true;
+            final Collection<CodegenModel> childrenModels = childrenByParent.get(parent);
+            for (final CodegenModel child : childrenModels) {
                 processParentPropertiesInChildModel(parentModel, child);
             }
         }
@@ -282,8 +282,8 @@ public class NancyFXServerCodegen extends AbstractCSharpCodegen {
         super.postProcessModelProperty(model, property);
         if (!isNullOrEmpty(model.parent)) {
             parentModels.add(model.parent);
-            if (!children.containsEntry(model.parent, model)) {
-                children.put(model.parent, model);
+            if (!childrenByParent.containsEntry(model.parent, model)) {
+                childrenByParent.put(model.parent, model);
             }
         }
     }
diff --git a/modules/swagger-codegen/src/main/resources/nancyfx/model.mustache b/modules/swagger-codegen/src/main/resources/nancyfx/model.mustache
index e76319291d1a..2313ae976f1e 100644
--- a/modules/swagger-codegen/src/main/resources/nancyfx/model.mustache
+++ b/modules/swagger-codegen/src/main/resources/nancyfx/model.mustache
@@ -14,7 +14,7 @@ namespace {{packageName}}.{{packageContext}}.Models
     /// <summary>
     /// {{#description}}{{.}}{{/description}}{{^description}}{{classname}}{{/description}}
     /// </summary>
-    public {{^hasChildrens}}sealed {{/hasChildrens}}class {{classname}}: {{#parent}}{{{parent}}}, {{/parent}} IEquatable<{{classname}}>
+    public {{^hasChildren}}sealed {{/hasChildren}}class {{classname}}: {{#parent}}{{{parent}}}, {{/parent}} IEquatable<{{classname}}>
     { {{#vars}}{{^isInherited}}
         /// <summary>
         /// {{^description}}{{{name}}}{{/description}}{{#description}}{{description}}{{/description}}
@@ -31,7 +31,7 @@ namespace {{packageName}}.{{packageContext}}.Models
         {
         }
 
-        {{#hasChildrens}}protected{{/hasChildrens}}{{^hasChildrens}}private{{/hasChildrens}} {{classname}}({{#vars}}{{>nullableDataType}} {{name}}{{#hasMore}}, {{/hasMore}}{{/vars}}){{#parent}} : base({{#parentVars}}{{name}}{{#hasMore}}, {{/hasMore}}{{/parentVars}}){{/parent}}
+        {{#hasChildren}}protected{{/hasChildren}}{{^hasChildren}}private{{/hasChildren}} {{classname}}({{#vars}}{{>nullableDataType}} {{name}}{{#hasMore}}, {{/hasMore}}{{/vars}}){{#parent}} : base({{#parentVars}}{{name}}{{#hasMore}}, {{/hasMore}}{{/parentVars}}){{/parent}}
         {
             {{#vars}}{{^isInherited}}
             this.{{name}} = {{name}};
diff --git a/modules/swagger-codegen/src/main/resources/nancyfx/modelMutable.mustache b/modules/swagger-codegen/src/main/resources/nancyfx/modelMutable.mustache
index 3d03a8acfc29..a9ef6c90bd33 100644
--- a/modules/swagger-codegen/src/main/resources/nancyfx/modelMutable.mustache
+++ b/modules/swagger-codegen/src/main/resources/nancyfx/modelMutable.mustache
@@ -17,7 +17,7 @@ namespace {{packageName}}.{{packageContext}}.Models
 /// <summary>
     /// {{#description}}{{.}}{{/description}}{{^description}}{{classname}}{{/description}}
     /// </summary>
-    public {{^hasChildrens}}sealed {{/hasChildrens}}class {{classname}}: {{#parent}}{{{parent}}}, {{/parent}} IEquatable<{{classname}}>
+    public {{^hasChildren}}sealed {{/hasChildren}}class {{classname}}: {{#parent}}{{{parent}}}, {{/parent}} IEquatable<{{classname}}>
     { {{#vars}}{{^isInherited}}
         /// <summary>
         /// {{^description}}{{{name}}}{{/description}}{{#description}}{{description}}{{/description}}