diff --git a/build.gradle b/build.gradle
index e60f773..350290f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -30,26 +30,26 @@
     implementation 'org.springframework.boot:spring-boot-starter-security'
     implementation 'org.springframework.security:spring-security-oauth2-client'
     implementation 'org.springframework.security:spring-security-oauth2-jose'
-    implementation 'com.fasterxml.jackson.module:jackson-module-kotlin'
     implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
-    implementation 'org.springframework.session:spring-session-data-redis:2.0.10.RELEASE'
+    implementation 'org.springframework.session:spring-session-data-redis'
+    implementation 'org.springframework.social:spring-social-web:1.1.6.RELEASE'
     implementation 'org.jetbrains.kotlin:kotlin-reflect'
     implementation 'org.jetbrains.kotlin:kotlin-stdlib-jdk8'
 
+    implementation 'org.thymeleaf.extras:thymeleaf-extras-springsecurity5'
+
     implementation 'org.postgresql:postgresql:42.2.5'
+    implementation 'com.fasterxml.jackson.module:jackson-module-kotlin'
     implementation 'com.jcabi:jcabi-manifests:1.1'
     implementation 'org.bitbucket.b_c:jose4j:0.6.3'
-    implementation 'org.thymeleaf.extras:thymeleaf-extras-springsecurity5'
-    implementation 'org.springframework.social:spring-social-web:1.1.6.RELEASE'
     implementation 'io.github.microutils:kotlin-logging:1.6.26'
+    implementation 'org.slf4j:slf4j-parent:1.7.26'
     implementation group: 'com.google.code.gson', name: 'gson', version: '2.8.5'
     implementation group: 'com.sun.jersey', name: 'jersey-client', version: '1.19'
     implementation group: 'javax.servlet', name: 'jstl', version: '1.2'
     implementation group: 'taglibs', name: 'standard', version: '1.1.2'
     implementation group: 'commons-codec', name: 'commons-codec', version: '1.6'
     implementation 'org.flywaydb:flyway-core'
-//    implementation group: 'javax.servlet.jsp', name: 'jsp-api', version: '2.1'
-    implementation group: 'log4j', name: 'log4j', version: '1.2.16'
     implementation files('libs/ojdbc6.jar')