diff --git a/testsuite/src/it/java/io/quarkus/ts/startstop/utils/Logs.java b/testsuite/src/it/java/io/quarkus/ts/startstop/utils/Logs.java
index 6eeaa99f..e6c35c6f 100644
--- a/testsuite/src/it/java/io/quarkus/ts/startstop/utils/Logs.java
+++ b/testsuite/src/it/java/io/quarkus/ts/startstop/utils/Logs.java
@@ -96,13 +96,20 @@ public static void checkLog(String testClass, String testMethod, Apps app, MvnCm
                 }
             }
 
-            // Quarkus is not being gratefully shutdown in Windows when running in Dev mode.
-            // Reported by https://github.com/quarkusio/quarkus/issues/14647.
-            if (Commands.isThisWindows && isDevModeError(offendingLines)) {
-            	for (Pattern windowsDevModeErrorToIgnore : WhitelistLogLines.WINDOWS_DEV_MODE_ERRORS.errs) {
-            		offendingLines.removeIf(line -> windowsDevModeErrorToIgnore.matcher(line).matches());
-            	}
-            } 
+            if (Commands.isThisWindows) {
+
+                List<Pattern> ignoredErrs = new ArrayList<>(Arrays.asList(WhitelistLogLines.WINDOWS_ERRORS.errs));
+
+                if (isDevModeError(offendingLines)) {
+                    // Quarkus is not being gratefully shutdown in Windows when running in Dev mode.
+                    // Reported by https://github.com/quarkusio/quarkus/issues/14647.
+                    ignoredErrs.addAll(Arrays.asList(WhitelistLogLines.WINDOWS_DEV_MODE_ERRORS.errs));
+                }
+
+                for (Pattern windowsDevModeErrorToIgnore : ignoredErrs) {
+                    offendingLines.removeIf(line -> windowsDevModeErrorToIgnore.matcher(line).matches());
+                }
+            }
 
             assertTrue(offendingLines.isEmpty(),
                     cmd.name() + " log should not contain error or warning lines that are not whitelisted. " +
diff --git a/testsuite/src/it/java/io/quarkus/ts/startstop/utils/WhitelistLogLines.java b/testsuite/src/it/java/io/quarkus/ts/startstop/utils/WhitelistLogLines.java
index 8ceb1a8a..2682acba 100755
--- a/testsuite/src/it/java/io/quarkus/ts/startstop/utils/WhitelistLogLines.java
+++ b/testsuite/src/it/java/io/quarkus/ts/startstop/utils/WhitelistLogLines.java
@@ -78,6 +78,10 @@ public enum WhitelistLogLines {
             // Result of DevServices support https://github.com/quarkusio/quarkus/pull/14960
             Pattern.compile(".*Unable to determine a database type for default datasource.*"),
     }),
+    WINDOWS_ERRORS(new Pattern[] {
+            // When running on Windows, some warning SLF4J traces are randomly printed
+            Pattern.compile(".*SLF4J: .*")
+    }),
     WINDOWS_DEV_MODE_ERRORS(new Pattern[]{ 
     		Pattern.compile(".*Re-run Maven using the -X switch to enable full debug logging.*"),
     		Pattern.compile(".*For more information about the errors and possible solutions, please read the following articles.*"),