diff --git a/Bukkit/build.gradle b/Bukkit/build.gradle
index cebffd2a6..10e61bb8d 100644
--- a/Bukkit/build.gradle
+++ b/Bukkit/build.gradle
@@ -22,7 +22,7 @@ dependencies {
     implementation("org.spigotmc:spigot-api:1.14.4-R0.1-SNAPSHOT")
     compile(group: "com.sk89q.worldedit", name: "worldedit-bukkit", version: "7.0.0")
     compile("io.papermc:paperlib:1.0.2")
-    compile(group: "com.squareup.retrofit2", name: "retrofit", version: "2.6.2")
+    compile(group: "com.squareup.retrofit2", name: "retrofit", version: "2.4.0")
     implementation("net.kyori:text-adapter-bukkit:3.0.3")
     compile("net.milkbowl.vault:VaultAPI:1.7") {
         exclude(module: "bukkit")
@@ -81,9 +81,9 @@ shadowJar {
         include(dependency(":Core"))
         // update notification stuff
         include(dependency("com.github.Sauilitired:Jenkins4J:2.0-SNAPSHOT"))
-        include(dependency("com.squareup.retrofit2:retrofit:2.6.2"))
-        include(dependency("com.squareup.okhttp3:okhttp:4.2.2"))
-        include(dependency("com.squareup.okio:okio:2.4.1"))
+        include(dependency("com.squareup.retrofit2:retrofit:2.4.0"))
+        include(dependency("com.squareup.okhttp3:okhttp:3.12.0"))
+        include(dependency("com.squareup.okio:okio:1.14.0"))
         include(dependency("org.jetbrains.kotlin:kotlin-stdlib:1.3.50"))
         include(dependency("io.papermc:paperlib:1.0.2"))
         include(dependency("net.kyori:text-adapter-bukkit:3.0.3"))
diff --git a/Core/build.gradle b/Core/build.gradle
index bc7737b71..0329af1fe 100644
--- a/Core/build.gradle
+++ b/Core/build.gradle
@@ -5,18 +5,18 @@ def textVersion = "3.0.2"
 
 dependencies {
     implementation("org.yaml:snakeyaml:1.25")
-    implementation("com.google.code.gson:gson:2.8.6") {
+    implementation("com.google.code.gson:gson:2.8.0") {
         because("Minecraft uses GSON 2.8.0")
         force = true
     }
-    implementation("org.projectlombok:lombok:1.18.10")
+    implementation("org.projectlombok:lombok:1.18.8")
     compileOnly("org.projectlombok:lombok:1.18.8")
     testCompileOnly("org.projectlombok:lombok:1.18.8")
     annotationProcessor("org.projectlombok:lombok:1.18.8")
     testAnnotationProcessor("org.projectlombok:lombok:1.18.8")
     implementation("com.github.Sauilitired:Jenkins4J:2.0-SNAPSHOT")
-    implementation("com.squareup.okhttp3:okhttp:4.2.2")
-    implementation("com.squareup.okio:okio:2.4.1")
+    implementation("com.squareup.okhttp3:okhttp:3.12.0")
+    implementation("com.squareup.okio:okio:1.14.0")
     implementation("org.jetbrains.kotlin:kotlin-stdlib:1.3.50")
 }
 
diff --git a/build.gradle b/build.gradle
index 667ba16f8..d7052ca6d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -75,7 +75,7 @@ subprojects {
             because("Minecraft uses Guava 21 as of 1.13")
         }
         compileOnly("org.jetbrains:annotations:17.0.0")
-        compileClasspath("org.projectlombok:lombok:1.18.10")
+        compileClasspath("org.projectlombok:lombok:1.18.8")
         testCompileOnly("org.projectlombok:lombok:1.18.8")
         annotationProcessor("org.projectlombok:lombok:1.18.8")
         testAnnotationProcessor("org.projectlombok:lombok:1.18.8")