diff --git a/json-cache-jackson/src/main/java/module-info.java b/json-cache-jackson/src/main/java/module-info.java
new file mode 100644
index 0000000..c49d630
--- /dev/null
+++ b/json-cache-jackson/src/main/java/module-info.java
@@ -0,0 +1,10 @@
+/**
+ * Jackson integration module.
+ */
+module json.cache.jackson {
+    requires transitive json.cache.core;
+    requires transitive com.fasterxml.jackson.databind;
+
+    exports pl.allegro.tech.jsoncache.jackson;
+    exports pl.allegro.tech.jsoncache.jackson.keybuilder.strategy;
+}
diff --git a/json-cache-test/src/main/java/module-info.java b/json-cache-test/src/main/java/module-info.java
new file mode 100644
index 0000000..5147ebf
--- /dev/null
+++ b/json-cache-test/src/main/java/module-info.java
@@ -0,0 +1,8 @@
+/**
+ * Shared test support module.
+ */
+module json.cache.test {
+    requires transitive json.cache.core;
+
+    exports pl.allegro.tech.jsoncache.support;
+}