diff --git a/platform/configuration-store-impl/testSrc/ProjectStoreTest.kt b/platform/configuration-store-impl/testSrc/ProjectStoreTest.kt
index 4e04871da625..2bfa965a6d0b 100644
--- a/platform/configuration-store-impl/testSrc/ProjectStoreTest.kt
+++ b/platform/configuration-store-impl/testSrc/ProjectStoreTest.kt
@@ -18,6 +18,7 @@ import com.intellij.testFramework.assertions.Assertions.assertThat
 import com.intellij.util.PathUtil
 import com.intellij.util.io.readText
 import com.intellij.util.io.write
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.runBlocking
 import kotlinx.coroutines.withTimeout
@@ -228,6 +229,8 @@ internal class ProjectStoreTest {
         launch {
           project.stateStore.save()
         }
+
+        delay(50)
       }
     }
   }