diff --git a/Tennis/objc/.idea/runConfigurations/Tennis.xml b/Tennis/objc/.idea/runConfigurations/Tennis.xml
new file mode 100644
index 00000000..644cad5a
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diff --git a/Tennis/objc/.idea/runConfigurations/TennisTests.xml b/Tennis/objc/.idea/runConfigurations/TennisTests.xml
new file mode 100644
index 00000000..3ff9a46c
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\ No newline at end of file
diff --git a/Tennis/objc/.idea/workspace.xml b/Tennis/objc/.idea/workspace.xml
index 71136a7c..ba913035 100644
--- a/Tennis/objc/.idea/workspace.xml
+++ b/Tennis/objc/.idea/workspace.xml
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diff --git a/Tennis/objc/Tennis.xcodeproj/project.xcworkspace/xcuserdata/stefan.xcuserdatad/UserInterfaceState.xcuserstate b/Tennis/objc/Tennis.xcodeproj/project.xcworkspace/xcuserdata/stefan.xcuserdatad/UserInterfaceState.xcuserstate
index b2a6d28a..ee9f78ed 100644
Binary files a/Tennis/objc/Tennis.xcodeproj/project.xcworkspace/xcuserdata/stefan.xcuserdatad/UserInterfaceState.xcuserstate and b/Tennis/objc/Tennis.xcodeproj/project.xcworkspace/xcuserdata/stefan.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/Tennis/objc/Tennis.xcodeproj/xcshareddata/xcschemes/Tennis.xcscheme b/Tennis/objc/Tennis.xcodeproj/xcshareddata/xcschemes/Tennis.xcscheme
new file mode 100644
index 00000000..e7d3f264
--- /dev/null
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diff --git a/Tennis/objc/Tennis.xcodeproj/xcshareddata/xcschemes/TennisTests.xcscheme b/Tennis/objc/Tennis.xcodeproj/xcshareddata/xcschemes/TennisTests.xcscheme
new file mode 100644
index 00000000..b42dc928
--- /dev/null
+++ b/Tennis/objc/Tennis.xcodeproj/xcshareddata/xcschemes/TennisTests.xcscheme
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diff --git a/Tennis/objc/Tennis.xcodeproj/xcuserdata/stefan.xcuserdatad/xcschemes/Tennis.xcscheme b/Tennis/objc/Tennis.xcodeproj/xcuserdata/stefan.xcuserdatad/xcschemes/Tennis.xcscheme
deleted file mode 100644
index aef7d155..00000000
--- a/Tennis/objc/Tennis.xcodeproj/xcuserdata/stefan.xcuserdatad/xcschemes/Tennis.xcscheme
+++ /dev/null
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diff --git a/Tennis/objc/Tennis.xcodeproj/xcuserdata/stefan.xcuserdatad/xcschemes/TennisTests.xcscheme b/Tennis/objc/Tennis.xcodeproj/xcuserdata/stefan.xcuserdatad/xcschemes/TennisTests.xcscheme
deleted file mode 100644
index c7270ce6..00000000
--- a/Tennis/objc/Tennis.xcodeproj/xcuserdata/stefan.xcuserdatad/xcschemes/TennisTests.xcscheme
+++ /dev/null
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