diff --git a/.idea/misc.xml b/.idea/misc.xml
index 54267fb..1c92083 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -8,5 +8,7 @@
       </list>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_X" default="true" project-jdk-name="openjdk-ea-25" project-jdk-type="JavaSDK" />
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_25" default="true" project-jdk-name="openjdk-ea-25" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
 </project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index be32fb7..121f8d7 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -5,8 +5,9 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="997b32da-b4d4-48ac-ab51-52d65f364f81" name="Changes" comment="">
+      <change beforePath="$PROJECT_DIR$/.idea/misc.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/org/toop/Main.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/org/toop/Main.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/org/toop/game/tictactoe/MinMaxTicTacToe.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/org/toop/game/tictactoe/MinMaxTicTacToe.java" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -21,24 +22,29 @@
     </option>
   </component>
   <component name="Git.Settings">
+    <option name="RECENT_BRANCH_BY_REPOSITORY">
+      <map>
+        <entry key="$PROJECT_DIR$" value="ServerManager" />
+      </map>
+    </option>
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
-  <component name="GitHubPullRequestSearchHistory"><![CDATA[{
-  "lastFilter": {
-    "state": "OPEN",
-    "assignee": "BAFGdeJong"
+  <component name="GitHubPullRequestSearchHistory">{
+  &quot;lastFilter&quot;: {
+    &quot;state&quot;: &quot;OPEN&quot;,
+    &quot;assignee&quot;: &quot;BAFGdeJong&quot;
   }
-}]]></component>
-  <component name="GithubPullRequestsUISettings"><![CDATA[{
-  "selectedUrlAndAccountId": {
-    "url": "git@github.com:2OOP/pism_ttt.git",
-    "accountId": "7694f583-f911-4763-8185-8ea3ed608804"
+}</component>
+  <component name="GithubPullRequestsUISettings">{
+  &quot;selectedUrlAndAccountId&quot;: {
+    &quot;url&quot;: &quot;git@github.com:2OOP/pism_ttt.git&quot;,
+    &quot;accountId&quot;: &quot;7694f583-f911-4763-8185-8ea3ed608804&quot;
   }
-}]]></component>
-  <component name="ProjectColorInfo"><![CDATA[{
-  "customColor": "",
-  "associatedIndex": 1
-}]]></component>
+}</component>
+  <component name="ProjectColorInfo">{
+  &quot;customColor&quot;: &quot;&quot;,
+  &quot;associatedIndex&quot;: 1
+}</component>
   <component name="ProjectId" id="32pVUB4kZJjWp5yY5oJOqsrZhDL" />
   <component name="ProjectViewState">
     <option name="hideEmptyMiddlePackages" value="true" />
@@ -47,16 +53,20 @@
   <component name="PropertiesComponent"><![CDATA[{
   "keyToString": {
     "Application.Main.executor": "Run",
+    "JUnit.MinMaxTicTacToeTest.executor": "Run",
     "ModuleVcsDetector.initialDetectionPerformed": "true",
     "RunOnceActivity.ShowReadmeOnStart": "true",
     "RunOnceActivity.TerminalTabsStorage.copyFrom.TerminalArrangementManager": "true",
     "RunOnceActivity.git.unshallow": "true",
-    "git-widget-placeholder": "ServerManager",
+    "git-widget-placeholder": "Michiel",
     "node.js.detected.package.eslint": "true",
     "node.js.detected.package.tslint": "true",
     "node.js.selected.package.eslint": "(autodetect)",
     "node.js.selected.package.tslint": "(autodetect)",
     "nodejs_package_manager_path": "npm",
+    "project.structure.last.edited": "Modules",
+    "project.structure.proportion": "0.0",
+    "project.structure.side.proportion": "0.0",
     "settings.editor.selected.configurable": "reference.settings.project.statistic.project.settings",
     "vue.rearranger.settings.migration": "true"
   }
@@ -64,7 +74,7 @@
   <component name="RunManager">
     <configuration name="Main" type="Application" factoryName="Application" nameIsGenerated="true">
       <option name="MAIN_CLASS_NAME" value="org.toop.Main" />
-      <module name="pism" />
+      <module name="pis" />
       <extension name="coverage">
         <pattern>
           <option name="PATTERN" value="org.toop.*" />
diff --git a/src/main/java/org/toop/game/tictactoe/MinMaxTicTacToe.java b/src/main/java/org/toop/game/tictactoe/MinMaxTicTacToe.java
index a78c757..df8cdcd 100644
--- a/src/main/java/org/toop/game/tictactoe/MinMaxTicTacToe.java
+++ b/src/main/java/org/toop/game/tictactoe/MinMaxTicTacToe.java
@@ -59,7 +59,7 @@ public class MinMaxTicTacToe {
         else {
             boolean empty = false;
             for (char cell : game.grid) { // else, look at draw conditions. we check per cell if it's empty or not
-                if (cell == ' ') {
+                if (cell == GameBase.EMPTY) {
                     empty = true; // if a thing is empty, set to true
                     break; // break the loop
                 }