diff --git a/src/main/java/org/octogration/Main.java b/src/main/java/org/octogration/TestExample.java
similarity index 85%
rename from src/main/java/org/octogration/Main.java
rename to src/main/java/org/octogration/TestExample.java
index 41fdc92..8424c36 100644
--- a/src/main/java/org/octogration/Main.java
+++ b/src/main/java/org/octogration/TestExample.java
@@ -1,11 +1,11 @@
 package org.octogration;
 
-import org.github.integration.config.GithubClientFactory;
-import org.github.integration.config.GithubContext;
+import org.octogration.config.GithubClientFactory;
+import org.octogration.config.GithubContext;
 import lombok.extern.slf4j.Slf4j;
 
 @Slf4j
-public class Main {
+public class TestExample {
     public static void main(String[] args) {
         try {
             var githubClient = GithubClientFactory.createGithubClient();
diff --git a/src/main/java/org/octogration/config/GithubClientFactory.java b/src/main/java/org/octogration/config/GithubClientFactory.java
index 1c6d17a..3d91197 100644
--- a/src/main/java/org/octogration/config/GithubClientFactory.java
+++ b/src/main/java/org/octogration/config/GithubClientFactory.java
@@ -1,8 +1,8 @@
 package org.octogration.config;
 
-import org.github.integration.rest.client.GithubAppClient;
-import org.github.integration.rest.client.GithubClient;
-import org.github.integration.rest.client.GithubIssuesClient;
+import org.octogration.rest.client.GithubAppClient;
+import org.octogration.rest.client.GithubClient;
+import org.octogration.rest.client.GithubIssuesClient;
 import feign.Feign;
 import feign.gson.GsonDecoder;
 
diff --git a/src/main/java/org/octogration/config/GithubContext.java b/src/main/java/org/octogration/config/GithubContext.java
index d50246a..12aeab6 100644
--- a/src/main/java/org/octogration/config/GithubContext.java
+++ b/src/main/java/org/octogration/config/GithubContext.java
@@ -2,7 +2,7 @@
 
 import java.util.Base64;
 import java.util.Map;
-import org.github.integration.util.StringUtils;
+import org.octogration.util.StringUtils;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
diff --git a/src/main/java/org/octogration/rest/client/GithubAppClient.java b/src/main/java/org/octogration/rest/client/GithubAppClient.java
index 742d73e..524a2ab 100644
--- a/src/main/java/org/octogration/rest/client/GithubAppClient.java
+++ b/src/main/java/org/octogration/rest/client/GithubAppClient.java
@@ -1,7 +1,7 @@
 package org.octogration.rest.client;
 
 import java.util.Map;
-import org.github.integration.model.dto.GithubInstallationToken;
+import org.octogration.model.dto.GithubInstallationToken;
 import feign.HeaderMap;
 import feign.Param;
 import feign.RequestLine;
diff --git a/src/main/java/org/octogration/rest/client/GithubClient.java b/src/main/java/org/octogration/rest/client/GithubClient.java
index e023ee2..c304caf 100644
--- a/src/main/java/org/octogration/rest/client/GithubClient.java
+++ b/src/main/java/org/octogration/rest/client/GithubClient.java
@@ -1,15 +1,15 @@
 package org.octogration.rest.client;
 
+import java.io.File;
 import java.util.List;
 import java.util.Map;
-import org.github.integration.model.dto.Commit;
-import org.github.integration.model.dto.CommitSha;
-import org.github.integration.model.dto.File;
-import org.github.integration.model.dto.GitBranchView;
-import org.github.integration.model.dto.GitCollaboratorView;
-import org.github.integration.model.dto.GitRepositoryView;
-import org.github.integration.model.dto.GithubRateCommon;
-import org.github.integration.model.dto.PullRequest;
+import org.octogration.model.dto.Commit;
+import org.octogration.model.dto.CommitSha;
+import org.octogration.model.dto.GitBranchView;
+import org.octogration.model.dto.GitCollaboratorView;
+import org.octogration.model.dto.GitRepositoryView;
+import org.octogration.model.dto.GithubRateCommon;
+import org.octogration.model.dto.PullRequest;
 import feign.HeaderMap;
 import feign.Param;
 import feign.QueryMap;
diff --git a/src/main/java/org/octogration/rest/client/GithubIssuesClient.java b/src/main/java/org/octogration/rest/client/GithubIssuesClient.java
index da4b2dc..d83acb7 100644
--- a/src/main/java/org/octogration/rest/client/GithubIssuesClient.java
+++ b/src/main/java/org/octogration/rest/client/GithubIssuesClient.java
@@ -2,7 +2,7 @@
 
 import java.util.List;
 import java.util.Map;
-import org.github.integration.model.dto.GitIssue;
+import org.octogration.model.dto.GitIssue;
 import feign.HeaderMap;
 import feign.Param;
 import feign.QueryMap;
diff --git a/src/main/java/org/octogration/rest/serializer/YearWeekJsonDeserializer.java b/src/main/java/org/octogration/rest/serializer/YearWeekJsonDeserializer.java
deleted file mode 100644
index 50601fb..0000000
--- a/src/main/java/org/octogration/rest/serializer/YearWeekJsonDeserializer.java
+++ /dev/null
@@ -1,33 +0,0 @@
-package org.octogration.rest.serializer;
-
-import java.io.IOException;
-import org.threeten.extra.YearWeek;
-import com.fasterxml.jackson.core.JsonParser;
-import com.fasterxml.jackson.core.ObjectCodec;
-import com.fasterxml.jackson.databind.DeserializationContext;
-import com.fasterxml.jackson.databind.JsonDeserializer;
-import com.fasterxml.jackson.databind.JsonMappingException;
-import com.fasterxml.jackson.databind.JsonNode;
-
-public class YearWeekJsonDeserializer extends JsonDeserializer<YearWeek> {
-
-    public static final String YEAR_FIELD = "year";
-    public static final String WEEK_FIELD = "week";
-
-    @Override
-    public YearWeek deserialize(JsonParser jp, DeserializationContext context) throws IOException {
-        try {
-            ObjectCodec codec = jp.getCodec();
-            JsonNode tree = codec.readTree(jp);
-            int year = tree.get(YEAR_FIELD).asInt();
-            int week = tree.get(WEEK_FIELD).asInt();
-            return YearWeek.of(year, week);
-        } catch (IOException ex) {
-            throw ex;
-        } catch (Exception ex) {
-            throw new JsonMappingException(jp, "Object deserialize error", ex);
-        }
-
-    }
-
-}
\ No newline at end of file
diff --git a/src/main/java/org/octogration/rest/serializer/YearWeekJsonSerializer.java b/src/main/java/org/octogration/rest/serializer/YearWeekJsonSerializer.java
deleted file mode 100644
index 963d810..0000000
--- a/src/main/java/org/octogration/rest/serializer/YearWeekJsonSerializer.java
+++ /dev/null
@@ -1,29 +0,0 @@
-package org.octogration.rest.serializer;
-
-import java.io.IOException;
-import org.threeten.extra.YearWeek;
-import com.fasterxml.jackson.core.JsonGenerator;
-import com.fasterxml.jackson.databind.JsonMappingException;
-import com.fasterxml.jackson.databind.JsonSerializer;
-import com.fasterxml.jackson.databind.SerializerProvider;
-
-public class YearWeekJsonSerializer extends JsonSerializer<YearWeek> {
-
-    public static final String YEAR_FIELD = "year";
-    public static final String WEEK_FIELD = "week";
-
-    @Override
-    public final void serialize(YearWeek yearWeek, JsonGenerator jgen, SerializerProvider provider) throws IOException {
-        try {
-            jgen.writeStartObject();
-            jgen.writeNumberField(YEAR_FIELD, yearWeek.getYear());
-            jgen.writeNumberField(WEEK_FIELD, yearWeek.getWeek());
-            jgen.writeEndObject();
-        } catch (IOException ex) {
-            throw ex;
-        } catch (Exception ex) {
-            throw new JsonMappingException(jgen, "Object serialize error", ex);
-        }
-    }
-
-}
\ No newline at end of file
diff --git a/src/main/java/org/octogration/util/StringUtils.java b/src/main/java/org/octogration/util/StringUtils.java
index 7c08eb3..2a2b45f 100644
--- a/src/main/java/org/octogration/util/StringUtils.java
+++ b/src/main/java/org/octogration/util/StringUtils.java
@@ -2,8 +2,8 @@
 
 public final class StringUtils {
     private StringUtils() {
-
     }
+
     public static boolean isEmpty(Object str) {
         return str == null || "".equals(str);
     }