diff --git a/core/jvm/java9/module-info.java b/core/jvm/java9/module-info.java
index 9a64fd144..9ab8c5bb8 100644
--- a/core/jvm/java9/module-info.java
+++ b/core/jvm/java9/module-info.java
@@ -4,4 +4,5 @@
 
     exports kotlinx.datetime;
     exports kotlinx.datetime.serializers;
+    exports kotlinx.datetime.format;
 }