diff --git a/plugins/stats-collector/src/com/intellij/completion/ngram/ModelRunnerWithCache.kt b/plugins/stats-collector/src/com/intellij/completion/ngram/ModelRunnerWithCache.kt
index 4112955950a5..769019c36657 100644
--- a/plugins/stats-collector/src/com/intellij/completion/ngram/ModelRunnerWithCache.kt
+++ b/plugins/stats-collector/src/com/intellij/completion/ngram/ModelRunnerWithCache.kt
@@ -34,7 +34,7 @@ internal class ModelRunnerWithCache(model: Model = JMModel()) : ModelRunner(mode
   }
 
   companion object {
-    private const val CACHE_SIZE = 5
+    private const val CACHE_SIZE = 9
     private const val TEXT_RANGE_LIMIT = 16 * 1024 // 32 KB of chars
   }
 }
\ No newline at end of file