diff --git a/build.gradle b/build.gradle
index e8b2c7ed773ea8a6b1748d3a594408191146d041..7f5a93b27c513a84482ac4890f0b09aa3e99bcd7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 plugins {
 	id 'java'
-	id 'org.springframework.boot' version '3.1.4'
+	id 'org.springframework.boot' version '2.7.12'
 	id 'io.spring.dependency-management' version '1.1.3'
 }
 
@@ -8,7 +8,7 @@ group = 'com.example'
 version = '0.0.1-SNAPSHOT'
 
 java {
-	sourceCompatibility = '17'
+	sourceCompatibility = '11'
 }
 
 repositories {
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 9f4197d5f4b9fdf163daa4fe7f17423f8aac7aca..52336b0395cd9e27b7d1f3a170c63a50a87354a9 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -5,3 +5,4 @@ networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
+org.gradle.java.home=/usr/lib/jvm/java-11-openjdk-amd64 
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