diff --git a/junixsocket-common/src/main/java7/multirelease.md b/junixsocket-common/src/main/java7/multirelease.md
new file mode 100644
index 000000000..713e9e182
--- /dev/null
+++ b/junixsocket-common/src/main/java7/multirelease.md
@@ -0,0 +1,3 @@
+This repository is kept compatible with Java 7.
+
+Do not remove this file, it is used as a marker by the Maven build scripts.
diff --git a/junixsocket-native-common/src/main/java7/multirelease.md b/junixsocket-native-common/src/main/java7/multirelease.md
new file mode 100644
index 000000000..713e9e182
--- /dev/null
+++ b/junixsocket-native-common/src/main/java7/multirelease.md
@@ -0,0 +1,3 @@
+This repository is kept compatible with Java 7.
+
+Do not remove this file, it is used as a marker by the Maven build scripts.
diff --git a/junixsocket-native-custom/src/main/java7/multirelease.md b/junixsocket-native-custom/src/main/java7/multirelease.md
new file mode 100644
index 000000000..713e9e182
--- /dev/null
+++ b/junixsocket-native-custom/src/main/java7/multirelease.md
@@ -0,0 +1,3 @@
+This repository is kept compatible with Java 7.
+
+Do not remove this file, it is used as a marker by the Maven build scripts.