diff --git a/libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/NewMultiplatformIT.kt b/libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/NewMultiplatformIT.kt
index d1afd606be2..90687996472 100644
--- a/libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/NewMultiplatformIT.kt
+++ b/libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/NewMultiplatformIT.kt
@@ -2556,10 +2556,10 @@ class NewMultiplatformIT : BaseGradleIT() {
                 }
 
             val interopManifest = getManifest("foo/build/classes/kotlin/linux/main/foo-cinterop-bar.klib")
-            assertEquals("org.sample.one.foo-cinterop-bar", interopManifest[KLIB_PROPERTY_UNIQUE_NAME])
+            assertEquals("org.sample.one:foo-cinterop-bar", interopManifest[KLIB_PROPERTY_UNIQUE_NAME])
 
             val nativeManifest = getManifest("foo/build/classes/kotlin/linux/main/foo.klib")
-            assertEquals("org.sample.one.foo", nativeManifest[KLIB_PROPERTY_UNIQUE_NAME])
+            assertEquals("org.sample.one:foo", nativeManifest[KLIB_PROPERTY_UNIQUE_NAME])
             // Check the short name that is used as a prefix in generated ObjC headers.
             assertEquals("foo", nativeManifest[KLIB_PROPERTY_SHORT_NAME])
 
@@ -2567,7 +2567,7 @@ class NewMultiplatformIT : BaseGradleIT() {
                 .inputStream().use { stream ->
                     Properties().apply { load(stream) }
                 }
-            assertEquals("org.sample.one.foo", jsManifest[KLIB_PROPERTY_UNIQUE_NAME])
+            assertEquals("org.sample.one:foo", jsManifest[KLIB_PROPERTY_UNIQUE_NAME])
         }
     }
 }
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/utils/klibUtils.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/utils/klibUtils.kt
index d9b78b28228..fb16ee7c027 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/utils/klibUtils.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/utils/klibUtils.kt
@@ -8,4 +8,4 @@ package org.jetbrains.kotlin.gradle.utils
 import org.gradle.api.Project
 
 internal fun Project.klibModuleName(baseName: String = project.name): String =
-    if (group.toString().isNotEmpty()) "$group.$baseName" else baseName
\ No newline at end of file
+    if (group.toString().isNotEmpty()) "$group:$baseName" else baseName
\ No newline at end of file