diff --git a/core-java-modules/core-java-numbers-7/src/test/java/com/baeldung/securerandompositivelong/SecureRandomPositiveLongUnitTest.java b/core-java-modules/core-java-numbers-7/src/test/java/com/baeldung/securerandompositivelong/SecureRandomPositiveLongUnitTest.java
index 6203e796b3..7f7a778923 100644
--- a/core-java-modules/core-java-numbers-7/src/test/java/com/baeldung/securerandompositivelong/SecureRandomPositiveLongUnitTest.java
+++ b/core-java-modules/core-java-numbers-7/src/test/java/com/baeldung/securerandompositivelong/SecureRandomPositiveLongUnitTest.java
@@ -13,6 +13,6 @@ public class SecureRandomPositiveLongUnitTest {
         SecureRandom secureRandom = new SecureRandom();
         long randomPositiveLong = Math.abs(secureRandom.nextLong());
 
-        assertThat(randomPositiveLong).isPositive();
+        assertThat(randomPositiveLong).isNotNegative();
     }
 }