diff --git a/build.gradle.kts b/build.gradle.kts
index a5bfa77..ffd4a4f 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -30,7 +30,7 @@ architectury {
 val javaVer: String = "8"
 val kotlinVer: String by rootProject
 val kotlinBaseVer = kotlinVer.substring(0..2)
-val mcBase: String = rootProject.architectury.minecraft.dropLast(2)
+val mcBase: String = rootProject.architectury.minecraft.substring(0..3)
 val kotlinX: String = "org.jetbrains.kotlinx"
 
 subprojects {