diff --git a/build.gradle.kts b/build.gradle.kts
index 36c3eed..4e6fd8a 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -79,7 +79,7 @@ subprojects {
     dependencies {
         implementation("$kotlinX:kotlinx-coroutines-core:1.4.0")
         listOf(
-            "$kotlinX:kotlinx-datetime:0.2.0",
+            "$kotlinX:kotlinx-datetime:0.1.1",
             "com.typesafe:config:1.4.1",
             "io.github.config4k:config4k:0.4.2"
         ).forEach { implementation(it); shadowC(it) { isTransitive = false } }
@@ -88,12 +88,13 @@ subprojects {
     }
 }
 
+val kotlinVer = rootProject.property("kotlin_stdlib_version").toString() + ".0"
 val mcBase: String = rootProject.architectury.minecraft.dropLast(2)
 allprojects {
     apply(plugin = "java")
     apply(plugin = "architectury-plugin")
     dependencies {
-        implementation(kotlin("stdlib-jdk8", rootProject.property("kotlin_stdlib_version").toString() + ".0"))
+        implementation(kotlin("stdlib-jdk8", kotlinVer))
     }
     java {
         targetCompatibility = JavaVersion.VERSION_1_8