diff --git a/aggregator/build.gradle.kts b/aggregator/build.gradle.kts
index 585e623..f86f4c7 100644
--- a/aggregator/build.gradle.kts
+++ b/aggregator/build.gradle.kts
@@ -17,7 +17,7 @@ kotlin {
 }
 
 tapmoc {
-	java(8)
+	java(libs.versions.java.lowestGradle.get().toInt())
 }
 
 library {
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 910860a..4ed4566 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,7 +1,10 @@
 # List of dependencies of the project
 
 [versions]
+java-lowestGradle = "17" # https://docs.gradle.org/current/userguide/compatibility.html#java_runtime
+
 coroutines = "1.10.2"    # https://github.com/Kotlin/kotlinx.coroutines/releases
+
 dokka = "2.0.0"          # https://github.com/Kotlin/dokka/releases
 
 [plugins]
diff --git a/renderer/build.gradle.kts b/renderer/build.gradle.kts
index fd95282..093e84d 100644
--- a/renderer/build.gradle.kts
+++ b/renderer/build.gradle.kts
@@ -17,7 +17,7 @@ kotlin {
 }
 
 tapmoc {
-	java(8)
+	java(libs.versions.java.lowestGradle.get().toInt())
 }
 
 library {