diff --git a/build.gradle.kts b/build.gradle.kts
index 1b9eb2801..63fddae3d 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -27,12 +27,12 @@ subprojects {
 
             dokkaSourceSets.all {
                 val readmeFile = File(this@subprojects.projectDir, "README.md")
-                if (readmeFile.exists()) includes.setFrom(includes + readmeFile.absolutePath)
+                if (readmeFile.exists()) includes.from(readmeFile.absolutePath)
                 externalDocumentationLink("http://ejml.org/javadoc/")
                 externalDocumentationLink("https://commons.apache.org/proper/commons-math/javadocs/api-3.6.1/")
                 externalDocumentationLink("https://deeplearning4j.org/api/latest/")
                 externalDocumentationLink("https://kotlin.github.io/kotlinx.coroutines/kotlinx-coroutines-core/")
-                externalDocumentationLink("https://breandan.net/kotlingrad/kotlingrad/kotlingrad/")
+                externalDocumentationLink("https://breandan.net/kotlingrad/kotlingrad/", "https://breandan.net/kotlingrad/kotlingrad/kotlingrad/package-list")
             }
         }
     }