diff --git a/cli/src/test/java/de/jplag/cli/MergingOptionsTest.java b/cli/src/test/java/de/jplag/cli/MergingOptionsTest.java
index 595c420b9..47eeb1cf3 100644
--- a/cli/src/test/java/de/jplag/cli/MergingOptionsTest.java
+++ b/cli/src/test/java/de/jplag/cli/MergingOptionsTest.java
@@ -1,5 +1,9 @@
 package de.jplag.cli;
 
+import static de.jplag.cli.test.CliArgument.GAP_SIZE;
+import static de.jplag.cli.test.CliArgument.MERGING_ENABLED;
+import static de.jplag.cli.test.CliArgument.NEIGHBOR_LENGTH;
+import static de.jplag.cli.test.CliArgument.REQUIRED_MERGES;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
 
@@ -27,5 +31,22 @@ void testMergingDefault() throws ExitException, IOException {
         assertEquals(MergingOptions.DEFAULT_ENABLED, options.mergingOptions().enabled());
         assertEquals(MergingOptions.DEFAULT_NEIGHBOR_LENGTH, options.mergingOptions().minimumNeighborLength());
         assertEquals(MergingOptions.DEFAULT_GAP_SIZE, options.mergingOptions().maximumGapSize());
+        assertEquals(MergingOptions.DEFAULT_REQUIRED_MERGES, options.mergingOptions().minimumRequiredMerges());
     }
+
+    @Test
+    @DisplayName("Test if custom values are correctly propagated when creating merging options from CLI")
+    void testMergingCustom() throws ExitException, IOException {
+        int customNumber = 7;
+
+        JPlagOptions options = runCliForOptions(args -> args.with(MERGING_ENABLED).with(NEIGHBOR_LENGTH, customNumber).with(GAP_SIZE, customNumber)
+                .with(REQUIRED_MERGES, customNumber));
+
+        assertNotNull(options.mergingOptions());
+        assertEquals(true, options.mergingOptions().enabled());
+        assertEquals(customNumber, options.mergingOptions().minimumNeighborLength());
+        assertEquals(customNumber, options.mergingOptions().maximumGapSize());
+        assertEquals(customNumber, options.mergingOptions().minimumRequiredMerges());
+    }
+
 }
diff --git a/cli/src/test/java/de/jplag/cli/test/CliArgument.java b/cli/src/test/java/de/jplag/cli/test/CliArgument.java
index 168be61d9..6731b5a3c 100644
--- a/cli/src/test/java/de/jplag/cli/test/CliArgument.java
+++ b/cli/src/test/java/de/jplag/cli/test/CliArgument.java
@@ -36,4 +36,9 @@ public record CliArgument<T>(String name, boolean isPositional) {
     public static CliArgument<String> EXCLUDE_FILES = new CliArgument<>("x", false);
 
     public static CliArgument<String> MODE = new CliArgument<>("mode", false);
+
+    public static CliArgument<Boolean> MERGING_ENABLED = new CliArgument<>("match-merging", false);
+    public static CliArgument<Integer> NEIGHBOR_LENGTH = new CliArgument<>("neighbor-length", false);
+    public static CliArgument<Integer> GAP_SIZE = new CliArgument<>("gap-size", false);
+    public static CliArgument<Integer> REQUIRED_MERGES = new CliArgument<>("required-merges", false);
 }