diff --git a/matcher-cli/src/main/java/module-info.java b/matcher-cli/src/main/java/module-info.java
index 2584e3f8..9feb7a87 100644
--- a/matcher-cli/src/main/java/module-info.java
+++ b/matcher-cli/src/main/java/module-info.java
@@ -7,4 +7,6 @@
 	exports matcher.cli;
 	exports matcher.cli.provider;
 	exports matcher.cli.provider.builtin;
+
+	opens matcher.cli.provider.builtin to jcommander;
 }
diff --git a/matcher-gui/src/main/java/module-info.java b/matcher-gui/src/main/java/module-info.java
index 1d94ed27..f9eadace 100644
--- a/matcher-gui/src/main/java/module-info.java
+++ b/matcher-gui/src/main/java/module-info.java
@@ -20,4 +20,6 @@
 	exports matcher.gui.ui;
 	exports matcher.gui.ui.menu;
 	exports matcher.gui.ui.tab;
+
+	opens matcher.gui.cli to jcommander;
 }