2 files changed, 12 insertions, 1 deletions
diff --git a/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaTask.kt b/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaTask.kt
index caee0d92..078ef925 100644
--- a/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaTask.kt
+++ b/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaTask.kt
@@ -35,7 +35,7 @@ abstract class DokkaTask : AbstractDokkaTask() {
     override fun buildDokkaConfiguration(): DokkaConfigurationImpl =
         DokkaConfigurationImpl(
             moduleName = moduleName.getSafe(),
-            moduleVersion = moduleVersion.orNull,
+            moduleVersion = moduleVersion.orNull?.takeIf { it != "unspecified" },
             outputDir = outputDirectory.getSafe(),
             cacheRoot = cacheRoot.getSafe(),
             offlineMode = offlineMode.getSafe(),
diff --git a/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaTaskTest.kt b/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaTaskTest.kt
index 139ebd3a..546a59db 100644
--- a/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaTaskTest.kt
+++ b/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaTaskTest.kt
@@ -4,6 +4,7 @@ import org.gradle.kotlin.dsl.create
 import org.gradle.testfixtures.ProjectBuilder
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertNull
 
 class DokkaTaskTest {
     @Test
@@ -24,4 +25,14 @@ class DokkaTaskTest {
             "Expected only unsuppressed source sets `main` and `test` to be present in built configuration"
         )
     }
+
+    @Test
+    fun `module version is not present if not specified`(){
+        val project = ProjectBuilder.builder().build()
+        val task = project.tasks.create<DokkaTask>("dokkaTask")
+        project.configurations.all { configuration -> configuration.withDependencies { it.clear() } }
+
+        task.dokkaSourceSets.register("main")
+        assertNull(task.buildDokkaConfiguration().moduleVersion)
+    }
 }