diff --git a/plugins/base/src/test/kotlin/signatures/FunctionalTypeConstructorsSignatureTest.kt b/plugins/base/src/test/kotlin/signatures/FunctionalTypeConstructorsSignatureTest.kt
index 1e0a540443..66d8496776 100644
--- a/plugins/base/src/test/kotlin/signatures/FunctionalTypeConstructorsSignatureTest.kt
+++ b/plugins/base/src/test/kotlin/signatures/FunctionalTypeConstructorsSignatureTest.kt
@@ -9,6 +9,7 @@ import utils.A
 import utils.Span
 import utils.TestOutputWriterPlugin
 import utils.match
+import java.lang.IllegalStateException
 
 class FunctionalTypeConstructorsSignatureTest : BaseAbstractTest() {
     private val configuration = dokkaConfiguration {
@@ -24,6 +25,19 @@ class FunctionalTypeConstructorsSignatureTest : BaseAbstractTest() {
         }
     }
 
+    private val jvmConfiguration = dokkaConfiguration {
+        sourceSets {
+            sourceSet {
+                sourceRoots = listOf("src/")
+                classpath = listOf(jvmStdlibPath ?: throw IllegalStateException("JVM stdlib is not found"))
+                externalDocumentationLinks = listOf(
+                    stdlibExternalDocumentationLink,
+                    DokkaConfiguration.ExternalDocumentationLink.Companion.jdk(8)
+                )
+            }
+        }
+    }
+
     fun source(signature: String) =
         """
             |/src/main/kotlin/test/Test.kt
@@ -282,7 +296,7 @@ class FunctionalTypeConstructorsSignatureTest : BaseAbstractTest() {
 
         testInline(
             source,
-            configuration,
+            jvmConfiguration,
             pluginOverrides = listOf(writerPlugin)
         ) {
             renderingStage = { _, _ ->
diff --git a/plugins/base/src/test/kotlin/signatures/SignatureTest.kt b/plugins/base/src/test/kotlin/signatures/SignatureTest.kt
index 75c199fab1..59665b8cb5 100644
--- a/plugins/base/src/test/kotlin/signatures/SignatureTest.kt
+++ b/plugins/base/src/test/kotlin/signatures/SignatureTest.kt
@@ -15,7 +15,7 @@ class SignatureTest : BaseAbstractTest() {
         sourceSets {
             sourceSet {
                 sourceRoots = listOf("src/")
-                classpath = listOf(commonStdlibPath!!)
+                classpath = listOf(commonStdlibPath ?: throw IllegalStateException("Common stdlib is not found"), jvmStdlibPath ?: throw IllegalStateException("JVM stdlib is not found"))
                 externalDocumentationLinks = listOf(stdlibExternalDocumentationLink)
             }
         }