diff --git a/build.gradle b/build.gradle
index 4f84cacc..4f8b0b81 100644
--- a/build.gradle
+++ b/build.gradle
@@ -11,7 +11,7 @@ buildscript {
         jacksonVersion = '2.15.2' // https://github.com/FasterXML/jackson-databind/tags
         // retrofit is why we need allow-opens. context: https://stackoverflow.com/questions/60915381/retrofit2-maven-project-illegal-reflective-access-warning // https://github.com/square/retrofit/issues/3341
         retrofitVersion = "2.9.0" // https://github.com/square/retrofit/tags
-        shadowVersion = '7.1.2' // https://github.com/johnrengelman/shadow/releases // only works on gradle 7
+        shadowVersion = '8.1.1' // https://github.com/johnrengelman/shadow/releases
         ioLibVersion = '2.3.0' // https://github.com/retrodaredevil/io-lib/releases
         okhttpVersion = "4.11.0" // https://mvnrepository.com/artifact/com.squareup.okhttp3/okhttp
 //        couchdbJavaVersion = '1.1.0'
@@ -298,6 +298,6 @@ project(":action-lang"){
 }
 
 wrapper {
-    gradleVersion = '7.4.2'
+    gradleVersion = '8.1.1'
     distributionType = Wrapper.DistributionType.ALL
 }
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 7454180f..41d9927a 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 92f06b50..1f017e4e 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.1.1-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/server/build.gradle b/server/build.gradle
index bc275cd5..c414f52c 100644
--- a/server/build.gradle
+++ b/server/build.gradle
@@ -2,7 +2,7 @@ buildscript {
     ext {
         // https://github.com/spring-projects/spring-boot/wiki#release-notes
         // https://github.com/spring-projects/spring-boot/releases
-        springBootVersion = '2.6.6'
+        springBootVersion = '3.1.1'
     }
     repositories {
         mavenCentral()
diff --git a/server/src/main/java/me/retrodaredevil/solarthing/rest/CommonProvider.java b/server/src/main/java/me/retrodaredevil/solarthing/rest/CommonProvider.java
index 869cf488..c56f5a16 100644
--- a/server/src/main/java/me/retrodaredevil/solarthing/rest/CommonProvider.java
+++ b/server/src/main/java/me/retrodaredevil/solarthing/rest/CommonProvider.java
@@ -15,7 +15,7 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.stereotype.Component;
 
-import javax.annotation.PostConstruct;
+import jakarta.annotation.PostConstruct;
 import java.nio.file.Path;
 import java.util.Objects;
 
diff --git a/server/src/main/java/me/retrodaredevil/solarthing/rest/cache/CacheHandlerProvider.java b/server/src/main/java/me/retrodaredevil/solarthing/rest/cache/CacheHandlerProvider.java
index e4c87572..2ffca97c 100644
--- a/server/src/main/java/me/retrodaredevil/solarthing/rest/cache/CacheHandlerProvider.java
+++ b/server/src/main/java/me/retrodaredevil/solarthing/rest/cache/CacheHandlerProvider.java
@@ -8,7 +8,7 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.stereotype.Component;
 
-import javax.annotation.PostConstruct;
+import jakarta.annotation.PostConstruct;
 
 @Component
 public class CacheHandlerProvider {
diff --git a/server/src/main/java/me/retrodaredevil/solarthing/rest/command/CommandHandlerProvider.java b/server/src/main/java/me/retrodaredevil/solarthing/rest/command/CommandHandlerProvider.java
index 0223b5b8..0b10e60d 100644
--- a/server/src/main/java/me/retrodaredevil/solarthing/rest/command/CommandHandlerProvider.java
+++ b/server/src/main/java/me/retrodaredevil/solarthing/rest/command/CommandHandlerProvider.java
@@ -13,7 +13,7 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.stereotype.Component;
 
-import javax.annotation.PostConstruct;
+import jakarta.annotation.PostConstruct;
 import java.io.IOException;
 import java.io.InputStream;
 import java.nio.file.Files;
diff --git a/server/src/main/java/me/retrodaredevil/solarthing/rest/graphql/GraphQLProvider.java b/server/src/main/java/me/retrodaredevil/solarthing/rest/graphql/GraphQLProvider.java
index 3d1fe809..bd44fded 100644
--- a/server/src/main/java/me/retrodaredevil/solarthing/rest/graphql/GraphQLProvider.java
+++ b/server/src/main/java/me/retrodaredevil/solarthing/rest/graphql/GraphQLProvider.java
@@ -28,7 +28,7 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.stereotype.Component;
 
-import javax.annotation.PostConstruct;
+import jakarta.annotation.PostConstruct;
 import java.io.IOException;
 import java.io.InputStream;
 import java.lang.annotation.Annotation;