diff --git a/libraries/config/build.gradle.kts b/libraries/config/build.gradle.kts
index 8c6bb6c0..5d86d363 100644
--- a/libraries/config/build.gradle.kts
+++ b/libraries/config/build.gradle.kts
@@ -14,7 +14,7 @@ repositories {
 }
 
 dependencies {
-    compileOnly("io.papermc.paper:paper-api:1.21.10-R0.1-SNAPSHOT")
+    compileOnly("io.papermc.paper:paper-api:1.19.4-R0.1-SNAPSHOT")
     compileOnly("de.oliver.FancyAnalytics:logger:0.0.8")
     compileOnly("org.jetbrains:annotations:26.0.2")
 
@@ -26,7 +26,7 @@ dependencies {
 tasks {
     compileJava {
         options.encoding = Charsets.UTF_8.name()
-        options.release.set(21)
+        options.release.set(17) //TODO change to 21, once 1.19.4 support is dropped
     }
 
     java {
@@ -47,5 +47,5 @@ tasks {
 }
 
 java {
-    toolchain.languageVersion.set(JavaLanguageVersion.of(21))
+    toolchain.languageVersion.set(JavaLanguageVersion.of(17)) //TODO change to 21, once 1.19.4 support is dropped
 }