diff --git a/java/kotlin-extractor2/src/main/kotlin/entities/Expression.kt b/java/kotlin-extractor2/src/main/kotlin/entities/Expression.kt
index a14edc38c82..dab2cce9d80 100644
--- a/java/kotlin-extractor2/src/main/kotlin/entities/Expression.kt
+++ b/java/kotlin-extractor2/src/main/kotlin/entities/Expression.kt
@@ -190,6 +190,7 @@ fun KotlinFileExtractor.extractConstantInteger(
         extractExprContext(it, locId, callable, enclosingStmt)
     }
 
+context(KaSession)
 private fun KotlinFileExtractor.extractNull(
     t: KaType,
     locId: Label<DbLocation>,