diff --git a/modules/openapi-generator/src/main/resources/Java/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/build.gradle.mustache
index 99d255c54db..70462ccbd8e 100644
--- a/modules/openapi-generator/src/main/resources/Java/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/build.gradle.mustache
@@ -138,7 +138,7 @@ ext {
     swagger_annotations_version = "1.5.22"
     jackson_version = "{{^threetenbp}}2.9.10{{/threetenbp}}{{#threetenbp}}2.6.4{{/threetenbp}}"
     jackson_databind_version = "{{^threetenbp}}2.9.10{{/threetenbp}}{{#threetenbp}}2.6.4{{/threetenbp}}"
-    jackson-databind-nullable-version = "0.2.0"
+    jackson_databind_nullable_version = "0.2.0"
     jersey_version = "1.19.4"
     jodatime_version = "2.9.9"
     junit_version = "4.12"
@@ -153,7 +153,7 @@ dependencies {
     compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-databind:$jackson_databind_version"
     compile "com.fasterxml.jackson.jaxrs:jackson-jaxrs-json-provider:$jackson_version"
-    compile "org.openapitools:jackson-databind-nullable:$jackson-databind-nullable-version"
+    compile "org.openapitools:jackson-databind-nullable:$jackson_databind_nullable_version"
     {{#joda}}
     compile "com.fasterxml.jackson.datatype:jackson-datatype-joda:$jackson_version"
     {{/joda}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/feign/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/feign/build.gradle.mustache
index a92022e83ae..34a2bb98015 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/feign/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/feign/build.gradle.mustache
@@ -122,7 +122,7 @@ ext {
     swagger_annotations_version = "1.5.22"
     jackson_version = "2.9.10"
     jackson_databind_version = "2.9.10"
-    jackson-databind-nullable-version = "0.2.0"
+    jackson_databind_nullable_version = "0.2.0"
     {{#threetenbp}}
     threepane_version = "2.6.4"
     {{/threetenbp}}
@@ -142,7 +142,7 @@ dependencies {
     compile "com.fasterxml.jackson.core:jackson-core:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-databind:$jackson_databind_version"
-    compile "org.openapitools:jackson-databind-nullable:$jackson-databind-nullable-version"
+    compile "org.openapitools:jackson-databind-nullable:$jackson_databind_nullable_version"
     {{#joda}}
     compile "com.fasterxml.jackson.datatype:jackson-datatype-joda:$jackson_version"
     {{/joda}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/build.gradle.mustache
index 4471072ec2f..d42c3e13899 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/google-api-client/build.gradle.mustache
@@ -122,7 +122,7 @@ ext {
     swagger_annotations_version = "1.5.22"
     jackson_version = "2.9.10"
     jackson_databind_version = "2.9.10"
-    jackson-databind-nullable-version = "0.2.0"
+    jackson_databind_nullable_version = "0.2.0"
     google_api_client_version = "1.23.0"
     jersey_common_version = "2.25.1"
     jodatime_version = "2.9.9"
@@ -141,7 +141,7 @@ dependencies {
     compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-databind:$jackson_databind_version"
     compile "com.fasterxml.jackson.jaxrs:jackson-jaxrs-json-provider:$jackson_version"
-    compile "org.openapitools:jackson-databind-nullable:$jackson-databind-nullable-version"
+    compile "org.openapitools:jackson-databind-nullable:$jackson_databind_nullable_version"
     {{#java8}}
     compile "com.fasterxml.jackson.datatype:jackson-datatype-jsr310:$jackson_version"
     {{/java8}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.gradle.mustache
index 588239f5c88..c86178e7d04 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/build.gradle.mustache
@@ -121,7 +121,7 @@ ext {
     swagger_annotations_version = "1.5.22"
     jackson_version = "2.9.10"
     jackson_databind_version = "2.9.10"
-    jackson-databind-nullable-version = "0.2.0"
+    jackson_databind_nullable_version = "0.2.0"
     {{#supportJava6}}
     jersey_version = "2.6"
     commons_io_version=2.5
@@ -145,7 +145,7 @@ dependencies {
     compile "com.fasterxml.jackson.core:jackson-core:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-databind:$jackson_databind_version"
-    compile "org.openapitools:jackson-databind-nullable:$jackson-databind-nullable-version"
+    compile "org.openapitools:jackson-databind-nullable:$jackson_databind_nullable_version"
     {{#joda}}
     compile "com.fasterxml.jackson.datatype:jackson-datatype-joda:$jackson_version"
     {{/joda}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.gradle.mustache
index d67815a76aa..726c343301e 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/rest-assured/build.gradle.mustache
@@ -101,7 +101,7 @@ ext {
 {{#jackson}}
     jackson_version = "{{^threetenbp}}2.9.9{{/threetenbp}}{{#threetenbp}}2.6.4{{/threetenbp}}"
     jackson_databind_version = "{{^threetenbp}}2.9.9{{/threetenbp}}{{#threetenbp}}2.6.4{{/threetenbp}}"
-    jackson-databind-nullable-version = 0.2.0
+    jackson_databind_nullable_version = 0.2.0
 {{/jackson}}
 {{#gson}}
     gson_version = "2.8.5"
@@ -125,7 +125,7 @@ dependencies {
     compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-databind:$jackson_databind_version"
     compile "com.fasterxml.jackson.jaxrs:jackson-jaxrs-json-provider:$jackson_version"
-    compile "org.openapitools:jackson-databind-nullable:$jackson-databind-nullable-version"
+    compile "org.openapitools:jackson-databind-nullable:$jackson_databind_nullable_version"
 {{/jackson}}
 {{#gson}}
     compile "io.gsonfire:gson-fire:$gson_fire_version"
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/build.gradle.mustache
index 1c133a74353..930ae737fdc 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/resteasy/build.gradle.mustache
@@ -121,7 +121,7 @@ ext {
     swagger_annotations_version = "1.5.22"
     jackson_version = "2.9.10"
     jackson_databind_version = "2.9.10"
-    jackson-databind-nullable-version = "0.2.0"
+    jackson_databind_nullable_version = "0.2.0"
     threetenbp_version = "2.6.4"
     resteasy_version = "3.1.3.Final"
     {{^java8}}
@@ -144,7 +144,7 @@ dependencies {
     compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-databind:$jackson_databind_version"
     compile "com.github.joschi.jackson:jackson-datatype-threetenbp:$threetenbp_version"
-    compile "org.openapitools:jackson-databind-nullable:$jackson-databind-nullable-version"
+    compile "org.openapitools:jackson-databind-nullable:$jackson_databind_nullable_version"
     {{#java8}}
     compile "com.fasterxml.jackson.datatype:jackson-datatype-jsr310:$jackson_version"
     {{/java8}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/build.gradle.mustache
index 1815ab926e1..06700890574 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/build.gradle.mustache
@@ -122,7 +122,7 @@ ext {
     swagger_annotations_version = "1.5.22"
     jackson_version = "2.9.10"
     jackson_databind_version = "2.9.10"
-    jackson-databind-nullable-version = "0.2.0"
+    jackson_databind_nullable_version = "0.2.0"
     spring_web_version = "4.3.9.RELEASE"
     jodatime_version = "2.9.9"
     junit_version = "4.12"
@@ -139,7 +139,7 @@ dependencies {
     compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-databind:$jackson_databind_version"
     compile "com.fasterxml.jackson.jaxrs:jackson-jaxrs-json-provider:$jackson_version"
-    compile "org.openapitools:jackson-databind-nullable:$jackson-databind-nullable-version"
+    compile "org.openapitools:jackson-databind-nullable:$jackson_databind_nullable_version"
     {{#java8}}
     compile "com.fasterxml.jackson.datatype:jackson-datatype-jsr310:$jackson_version"
     {{/java8}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/build.gradle.mustache
index cf02f243950..85aa12d6cca 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/retrofit2/build.gradle.mustache
@@ -133,7 +133,7 @@ ext {
     {{#play26}}
     jackson_version = "2.9.10"
     jackson_databind_version = "2.9.10"
-    jackson-databind-nullable-version = "0.2.0"
+    jackson_databind_nullable_version = "0.2.0"
     play_version = "2.6.7"
     {{/play26}}
     {{/usePlayWS}}
@@ -190,7 +190,7 @@ dependencies {
     compile "com.fasterxml.jackson.core:jackson-core:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
     compile "com.fasterxml.jackson.core:jackson-databind:$jackson_databind_version"
-    compile "org.openapitools:jackson-databind-nullable:$jackson-databind-nullable-version"
+    compile "org.openapitools:jackson-databind-nullable:$jackson_databind_nullable_version"
     compile "com.fasterxml.jackson.datatype:jackson-datatype-{{^java8}}joda{{/java8}}{{#java8}}jsr310{{/java8}}:$jackson_version"
     {{/usePlayWS}}