diff --git a/logging/jboss/src/test/java/io/quarkus/ts/logging/jboss/AccessLoggingIT.java b/logging/jboss/src/test/java/io/quarkus/ts/logging/jboss/AccessLoggingIT.java
index 55274526b..caf674c64 100644
--- a/logging/jboss/src/test/java/io/quarkus/ts/logging/jboss/AccessLoggingIT.java
+++ b/logging/jboss/src/test/java/io/quarkus/ts/logging/jboss/AccessLoggingIT.java
@@ -77,10 +77,11 @@ public void logRotationTest() throws IOException {
         assertEquals(3, logFileNames.size(), "There should be 3 log file - one active and two backups");
 
         // check main log file size, we have max 5KB configured
-        // adding extra 420 because the max file is not actual maximum of the file size :-)
+        // adding extra 520 because the max file is not actual maximum of the file size :-)
         // it is just a limit after which Quarkus rotates (when logging finishes)
         // see https://github.com/quarkusio/quarkus/issues/44346
-        assertTrue(Files.size(accessLogPath()) <= 5420, "Main log size should be max 5KB");
+        assertTrue(Files.size(accessLogPath()) <= 5520,
+                "Main log size should be max 5KB + 520B buffer, but was " + Files.size(accessLogPath()));
 
         // check that archive logs are valid zip files
         for (String filename : logFileNames) {