diff --git a/hawkbit-dmf-amqp/src/main/java/org/eclipse/hawkbit/amqp/BaseAmqpService.java b/hawkbit-dmf-amqp/src/main/java/org/eclipse/hawkbit/amqp/BaseAmqpService.java
index 76870ac93..2c8feda13 100644
--- a/hawkbit-dmf-amqp/src/main/java/org/eclipse/hawkbit/amqp/BaseAmqpService.java
+++ b/hawkbit-dmf-amqp/src/main/java/org/eclipse/hawkbit/amqp/BaseAmqpService.java
@@ -109,7 +109,7 @@ public class BaseAmqpService {
     }
 
     protected final void logAndThrowMessageError(final Message message, final String error) {
-        LOGGER.warn("Error \"{}\" reported by message: {}", error, message);
+        LOGGER.warn("Warning! \"{}\" reported by message: {}", error, message);
         throw new IllegalArgumentException(error);
     }
 
diff --git a/hawkbit-repository/hawkbit-repository-api/src/main/java/org/eclipse/hawkbit/repository/Constants.java b/hawkbit-repository/hawkbit-repository-api/src/main/java/org/eclipse/hawkbit/repository/Constants.java
index 9a1e442b0..5dcb26638 100644
--- a/hawkbit-repository/hawkbit-repository-api/src/main/java/org/eclipse/hawkbit/repository/Constants.java
+++ b/hawkbit-repository/hawkbit-repository-api/src/main/java/org/eclipse/hawkbit/repository/Constants.java
@@ -33,7 +33,7 @@ public final class Constants {
      * generated by repository for every new account for "Firmware/Operating
      * System" .
      */
-    public static final String SMT_DEFAULT_OS_NAME = "Firmware";
+    public static final String SMT_DEFAULT_OS_NAME = "OS";
     /**
      * {@link SoftwareModuleType#getName()} of a {@link SoftwareModuleType}
      * generated by repository for every new account for "applications/apps".
diff --git a/hawkbit-repository/hawkbit-repository-jpa/src/test/java/org/eclipse/hawkbit/repository/jpa/rsql/RSQLSoftwareModuleTypeFieldsTest.java b/hawkbit-repository/hawkbit-repository-jpa/src/test/java/org/eclipse/hawkbit/repository/jpa/rsql/RSQLSoftwareModuleTypeFieldsTest.java
index e1538aaee..344d0e320 100644
--- a/hawkbit-repository/hawkbit-repository-jpa/src/test/java/org/eclipse/hawkbit/repository/jpa/rsql/RSQLSoftwareModuleTypeFieldsTest.java
+++ b/hawkbit-repository/hawkbit-repository-jpa/src/test/java/org/eclipse/hawkbit/repository/jpa/rsql/RSQLSoftwareModuleTypeFieldsTest.java
@@ -10,6 +10,7 @@ package org.eclipse.hawkbit.repository.jpa.rsql;
 
 import static org.fest.assertions.api.Assertions.assertThat;
 
+import org.eclipse.hawkbit.repository.Constants;
 import org.eclipse.hawkbit.repository.SoftwareModuleTypeFields;
 import org.eclipse.hawkbit.repository.jpa.AbstractJpaIntegrationTest;
 import org.eclipse.hawkbit.repository.model.SoftwareModuleType;
@@ -34,7 +35,7 @@ public class RSQLSoftwareModuleTypeFieldsTest extends AbstractJpaIntegrationTest
     @Test
     @Description("Test filter software module test type by name")
     public void testFilterByParameterName() {
-        assertRSQLQuery(SoftwareModuleTypeFields.NAME.name() + "==Firmware", 1);
+        assertRSQLQuery(SoftwareModuleTypeFields.NAME.name() + "==" + Constants.SMT_DEFAULT_OS_NAME, 1);
     }
 
     @Test