diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/JSON.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/JSON.mustache
index 8ed579473587..615367bb3c87 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/JSON.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/jersey2/JSON.mustache
@@ -12,9 +12,6 @@ import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 {{#joda}}
 import com.fasterxml.jackson.datatype.joda.JodaModule;
 {{/joda}}
-{{#models.0}}
-import {{modelPackage}}.*;
-{{/models.0}}
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/JSON.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/JSON.mustache
index 8ed579473587..615367bb3c87 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/JSON.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/jersey3/JSON.mustache
@@ -12,9 +12,6 @@ import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 {{#joda}}
 import com.fasterxml.jackson.datatype.joda.JodaModule;
 {{/joda}}
-{{#models.0}}
-import {{modelPackage}}.*;
-{{/models.0}}
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/samples/client/others/java/jersey2-oneOf-Mixed/src/main/java/org/openapitools/client/JSON.java b/samples/client/others/java/jersey2-oneOf-Mixed/src/main/java/org/openapitools/client/JSON.java
index a51bc7d5d7ba..48c1fe60f042 100644
--- a/samples/client/others/java/jersey2-oneOf-Mixed/src/main/java/org/openapitools/client/JSON.java
+++ b/samples/client/others/java/jersey2-oneOf-Mixed/src/main/java/org/openapitools/client/JSON.java
@@ -18,7 +18,6 @@
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import org.openapitools.client.model.*;
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/samples/client/others/java/jersey2-oneOf-duplicates/src/main/java/org/openapitools/client/JSON.java b/samples/client/others/java/jersey2-oneOf-duplicates/src/main/java/org/openapitools/client/JSON.java
index a51bc7d5d7ba..48c1fe60f042 100644
--- a/samples/client/others/java/jersey2-oneOf-duplicates/src/main/java/org/openapitools/client/JSON.java
+++ b/samples/client/others/java/jersey2-oneOf-duplicates/src/main/java/org/openapitools/client/JSON.java
@@ -18,7 +18,6 @@
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import org.openapitools.client.model.*;
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/samples/client/petstore/java/jersey2-java8-localdatetime/src/main/java/org/openapitools/client/JSON.java b/samples/client/petstore/java/jersey2-java8-localdatetime/src/main/java/org/openapitools/client/JSON.java
index 01ab45158d12..b0f1894ebfe7 100644
--- a/samples/client/petstore/java/jersey2-java8-localdatetime/src/main/java/org/openapitools/client/JSON.java
+++ b/samples/client/petstore/java/jersey2-java8-localdatetime/src/main/java/org/openapitools/client/JSON.java
@@ -18,7 +18,6 @@
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import org.openapitools.client.model.*;
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/samples/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/JSON.java b/samples/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/JSON.java
index 01ab45158d12..b0f1894ebfe7 100644
--- a/samples/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/JSON.java
+++ b/samples/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/JSON.java
@@ -18,7 +18,6 @@
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import org.openapitools.client.model.*;
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/samples/client/petstore/java/jersey3-oneOf/src/main/java/org/openapitools/client/JSON.java b/samples/client/petstore/java/jersey3-oneOf/src/main/java/org/openapitools/client/JSON.java
index 11072c035edb..32bf827b8d94 100644
--- a/samples/client/petstore/java/jersey3-oneOf/src/main/java/org/openapitools/client/JSON.java
+++ b/samples/client/petstore/java/jersey3-oneOf/src/main/java/org/openapitools/client/JSON.java
@@ -18,7 +18,6 @@
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import org.openapitools.client.model.*;
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/samples/client/petstore/java/jersey3/src/main/java/org/openapitools/client/JSON.java b/samples/client/petstore/java/jersey3/src/main/java/org/openapitools/client/JSON.java
index cee50d7ad67c..d0d95323b968 100644
--- a/samples/client/petstore/java/jersey3/src/main/java/org/openapitools/client/JSON.java
+++ b/samples/client/petstore/java/jersey3/src/main/java/org/openapitools/client/JSON.java
@@ -18,7 +18,6 @@
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import org.openapitools.client.model.*;
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/src/main/java/org/openapitools/client/JSON.java b/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/src/main/java/org/openapitools/client/JSON.java
index 3a30e4ce23b8..31774cce4b0d 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/src/main/java/org/openapitools/client/JSON.java
+++ b/samples/openapi3/client/petstore/java/jersey2-java8-special-characters/src/main/java/org/openapitools/client/JSON.java
@@ -18,7 +18,6 @@
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import org.openapitools.client.model.*;
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/src/main/java/org/openapitools/client/JSON.java b/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/src/main/java/org/openapitools/client/JSON.java
index e75200194e33..714e29f4025a 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/src/main/java/org/openapitools/client/JSON.java
+++ b/samples/openapi3/client/petstore/java/jersey2-java8-swagger1/src/main/java/org/openapitools/client/JSON.java
@@ -18,7 +18,6 @@
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import org.openapitools.client.model.*;
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8-swagger2/src/main/java/org/openapitools/client/JSON.java b/samples/openapi3/client/petstore/java/jersey2-java8-swagger2/src/main/java/org/openapitools/client/JSON.java
index e75200194e33..714e29f4025a 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8-swagger2/src/main/java/org/openapitools/client/JSON.java
+++ b/samples/openapi3/client/petstore/java/jersey2-java8-swagger2/src/main/java/org/openapitools/client/JSON.java
@@ -18,7 +18,6 @@
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import org.openapitools.client.model.*;
 
 import java.text.DateFormat;
 import java.util.HashMap;
diff --git a/samples/openapi3/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/JSON.java b/samples/openapi3/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/JSON.java
index aabda5dadd91..75ab0acc90be 100644
--- a/samples/openapi3/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/JSON.java
+++ b/samples/openapi3/client/petstore/java/jersey2-java8/src/main/java/org/openapitools/client/JSON.java
@@ -18,7 +18,6 @@
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import org.openapitools.client.model.*;
 
 import java.text.DateFormat;
 import java.util.HashMap;