diff --git a/buildSrc/src/main/kotlin/jewel.gradle.kts b/buildSrc/src/main/kotlin/jewel.gradle.kts
index 07cd2a2b3b..5e0b20a61b 100644
--- a/buildSrc/src/main/kotlin/jewel.gradle.kts
+++ b/buildSrc/src/main/kotlin/jewel.gradle.kts
@@ -27,6 +27,9 @@ kotlin {
         vendor = JvmVendorSpec.JETBRAINS
         languageVersion = 17
     }
+
+    explicitApi()
+
     target {
         compilations.all {
             kotlinOptions {