diff --git a/src/test/kotlin/io/github/projectmapk/jackson/module/kogera/zPorted/ReadValueTest.kt b/src/test/kotlin/io/github/projectmapk/jackson/module/kogera/zPorted/ReadValueTest.kt
index 53e74594..d8ed9a79 100644
--- a/src/test/kotlin/io/github/projectmapk/jackson/module/kogera/zPorted/ReadValueTest.kt
+++ b/src/test/kotlin/io/github/projectmapk/jackson/module/kogera/zPorted/ReadValueTest.kt
@@ -21,7 +21,7 @@ class ReadValueTest {
             val src = defaultMapper.createParser("null")
             assertThrows<RuntimeJsonMappingException> {
                 defaultMapper.readValue<String>(src)
-            }.printStackTrace()
+            }
         }
 
         @Test