diff --git a/src/main/java/org/iban4j/bban/BbanStructure.java b/src/main/java/org/iban4j/bban/BbanStructure.java
index d074ef2..382f0ab 100644
--- a/src/main/java/org/iban4j/bban/BbanStructure.java
+++ b/src/main/java/org/iban4j/bban/BbanStructure.java
@@ -388,7 +388,13 @@ public class BbanStructure {
             BbanStructureEntry.bankCode(6, 'c'),
             BbanStructureEntry.branchCode(2, 'n'),
             BbanStructureEntry.accountNumber(18, 'c')));
-
+    structures.put(
+            CountryCode.MZ,
+            new BbanStructure(
+                    BbanStructureEntry.bankCode(4, 'n'),
+                    BbanStructureEntry.branchCode(4, 'n'),
+                    BbanStructureEntry.accountNumber(11, 'n'),
+                    BbanStructureEntry.nationalCheckDigit(2, 'n')));
     structures.put(
         CountryCode.NL,
         new BbanStructure(
diff --git a/src/test/java/org/iban4j/IbanTest.java b/src/test/java/org/iban4j/IbanTest.java
index 9900187..0c04224 100644
--- a/src/test/java/org/iban4j/IbanTest.java
+++ b/src/test/java/org/iban4j/IbanTest.java
@@ -301,9 +301,9 @@ public void ibanConstructionRandom() {
     @Test
     public void ibanConstructionSeeded() {
     assertAll(
-        () -> assertIbanUtilRandomWithSeedEquals("GI33 XNNK KKDA PM6A HNQF XLK", 1),
-        () -> assertIbanUtilRandomWithSeedEquals("CZ17 0679 0988 8783 6940 3497", 2),
-        () -> assertIbanUtilRandomWithSeedEquals("NC29 0882 8280 41ER G8WO UQNL Y52", 3));
+        () -> assertIbanUtilRandomWithSeedEquals("BY38 LPL2 0836 1HJE NISJ S339 QZGT", 1),
+        () -> assertIbanUtilRandomWithSeedEquals("IE70 QKBB 0988 8722 1186 81", 2),
+        () -> assertIbanUtilRandomWithSeedEquals("MC38 0882 8280 41ER G8WO UQNL Y52", 3));
     }
 
     private void assertIbanUtilRandomWithSeedEquals(
@@ -321,9 +321,9 @@ private void assertIbanUtilRandomWithSeedEquals(
     @Test
     public void ibanBuilderConstructionSeeded() {
     assertAll(
-        () -> assertIbanBuilderRandomWithSeedEquals("GI33 XNNK KKDA PM6A HNQF XLK", 1),
-        () -> assertIbanBuilderRandomWithSeedEquals("CZ17 0679 0988 8783 6940 3497", 2),
-        () -> assertIbanBuilderRandomWithSeedEquals("NC29 0882 8280 41ER G8WO UQNL Y52", 3));
+        () -> assertIbanBuilderRandomWithSeedEquals("BY38 LPL2 0836 1HJE NISJ S339 QZGT", 1),
+        () -> assertIbanBuilderRandomWithSeedEquals("IE70 QKBB 0988 8722 1186 81", 2),
+        () -> assertIbanBuilderRandomWithSeedEquals("MC38 0882 8280 41ER G8WO UQNL Y52", 3));
     }
 
     @Test
diff --git a/src/test/java/org/iban4j/TestDataHelper.java b/src/test/java/org/iban4j/TestDataHelper.java
index 2703407..e3de7b5 100644
--- a/src/test/java/org/iban4j/TestDataHelper.java
+++ b/src/test/java/org/iban4j/TestDataHelper.java
@@ -520,6 +520,16 @@ public static Collection<Object[]> getIbanData() {
                 .build(),
             "NC551234512345123456789AB13"
           },
+          {
+            new Iban.Builder()
+                    .countryCode(CountryCode.MZ)
+                    .bankCode("0003")
+                    .branchCode("0108")
+                    .accountNumber("00163671023")
+                    .nationalCheckDigit("71")
+                    .build(),
+            "MZ59000301080016367102371"
+          },
           {
             new Iban.Builder()
                 .countryCode(CountryCode.NL)