diff --git a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/dao/impl/ClientConnectionDAOImpl.java b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/dao/impl/ClientConnectionDAOImpl.java
index 17d73500..2d47de6b 100644
--- a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/dao/impl/ClientConnectionDAOImpl.java
+++ b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/dao/impl/ClientConnectionDAOImpl.java
@@ -337,9 +337,9 @@ public class ClientConnectionDAOImpl implements ClientConnectionDAO {
                     millisecondsNow,
                     data.remoteProctoringRoomId,
                     null,
-                    data.sebMachineName,
-                    data.sebOSName,
-                    data.sebVersion);
+                    Utils.truncateText(data.sebMachineName, 255),
+                    Utils.truncateText(data.sebOSName, 255),
+                    Utils.truncateText(data.sebVersion, 255));
 
             this.clientConnectionRecordMapper.insert(newRecord);
             return newRecord;
@@ -369,9 +369,9 @@ public class ClientConnectionDAOImpl implements ClientConnectionDAO {
                     millisecondsNow,
                     null,
                     null,
-                    data.sebMachineName,
-                    data.sebOSName,
-                    data.sebVersion);
+                    Utils.truncateText(data.sebMachineName, 255),
+                    Utils.truncateText(data.sebOSName, 255),
+                    Utils.truncateText(data.sebVersion, 255));
 
             this.clientConnectionRecordMapper.updateByPrimaryKeySelective(updateRecord);
             return this.clientConnectionRecordMapper.selectByPrimaryKey(data.id);
diff --git a/src/main/resources/config/sql/base/V13__alterTables_v1_3.sql b/src/main/resources/config/sql/base/V13__alterTables_v1_3.sql
new file mode 100644
index 00000000..a6004003
--- /dev/null
+++ b/src/main/resources/config/sql/base/V13__alterTables_v1_3.sql
@@ -0,0 +1,9 @@
+-- -----------------------------------------------------
+-- Alter Table `client_connection`
+-- -----------------------------------------------------
+
+ALTER TABLE `client_connection`
+MODIFY `client_machine_name` VARCHAR(255) NULL,
+MODIFY `client_os_name` VARCHAR(255) NULL,
+MODIFY `client_version` VARCHAR(255) NULL
+;
\ No newline at end of file
diff --git a/src/main/resources/messages.properties b/src/main/resources/messages.properties
index 373be9d3..1ec82344 100644
--- a/src/main/resources/messages.properties
+++ b/src/main/resources/messages.properties
@@ -1646,7 +1646,7 @@ sebserver.examtemplate.list.column.examType.tooltip=The exam type defined by the
 sebserver.examtemplate.list.column.default=Default Template
 sebserver.examtemplate.list.column.default.tooltip=Indicates the current default exam template for the institution<br/>{0}
 sebserver.examtemplate.list.column.default.true=Yes
-sebserver.examtemplate.list.column.default.flase=No
+sebserver.examtemplate.list.column.default.false=No
 
 sebserver.examtemplate.info.pleaseSelect=At first please select an Exam Template from the list
 
diff --git a/src/test/resources/schema-test.sql b/src/test/resources/schema-test.sql
index 70316624..b72c79e0 100644
--- a/src/test/resources/schema-test.sql
+++ b/src/test/resources/schema-test.sql
@@ -129,9 +129,9 @@ CREATE TABLE IF NOT EXISTS `client_connection` (
   `update_time` BIGINT UNSIGNED NULL,
   `remote_proctoring_room_id` BIGINT UNSIGNED NULL,
   `remote_proctoring_room_update` INT(1) UNSIGNED NULL,
-  `client_machine_name` VARCHAR(45) NULL,
-  `client_os_name` VARCHAR(45) NULL,
-  `client_version` VARCHAR(45) NULL,
+  `client_machine_name` VARCHAR(255) NULL,
+  `client_os_name` VARCHAR(255) NULL,
+  `client_version` VARCHAR(255) NULL,
   PRIMARY KEY (`id`),
   INDEX `connection_exam_ref_idx` (`exam_id` ASC),
   INDEX `clientConnectionInstitutionRef_idx` (`institution_id` ASC),