diff --git a/_development/codesniffer/ruleset.xml b/_development/codesniffer/ruleset.xml
index 09124e8bd6..5a6a92bb44 100644
--- a/_development/codesniffer/ruleset.xml
+++ b/_development/codesniffer/ruleset.xml
@@ -24,4 +24,4 @@
  </rule>
  
 
-</ruleset>
\ No newline at end of file
+</ruleset>
diff --git a/_development/codestyle.xml b/_development/codestyle.xml
index 6ad059b513..1429217c85 100644
--- a/_development/codestyle.xml
+++ b/_development/codestyle.xml
@@ -319,4 +319,4 @@
       </rules>
     </arrangement>
   </codeStyleSettings>
-</code_scheme>
\ No newline at end of file
+</code_scheme>
diff --git a/_development/phpmd/phpmd.xml b/_development/phpmd/phpmd.xml
index 251c0b1ec7..eee86d6582 100644
--- a/_development/phpmd/phpmd.xml
+++ b/_development/phpmd/phpmd.xml
@@ -33,4 +33,4 @@
     </rule>
 
     
-</ruleset>
\ No newline at end of file
+</ruleset>
diff --git a/app/Generator/Chart/Report/ChartJsReportChartGenerator.php b/app/Generator/Chart/Report/ChartJsReportChartGenerator.php
index 3a59ce243a..9f13aa892e 100644
--- a/app/Generator/Chart/Report/ChartJsReportChartGenerator.php
+++ b/app/Generator/Chart/Report/ChartJsReportChartGenerator.php
@@ -9,7 +9,7 @@ use Illuminate\Support\Collection;
  *
  * @package FireflyIII\Generator\Chart\Report
  */
-class ChartJsReportChartGenerator implements ReportChartGenerator
+class ChartJsReportChartGenerator implements ReportChartGeneratorInterface
 {
 
     /**