diff --git a/example/example.xcodeproj/project.pbxproj b/example/example.xcodeproj/project.pbxproj
index dca4cd7..a7a06b2 100644
--- a/example/example.xcodeproj/project.pbxproj
+++ b/example/example.xcodeproj/project.pbxproj
@@ -89,6 +89,7 @@
 		39EB5E321C5D2BC80020AD31 /* AddGridRowCmd.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 39EB5E311C5D2BC80020AD31 /* AddGridRowCmd.cpp */; };
 		39EB5E351C5D390B0020AD31 /* RmGridRowCmd.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 39EB5E341C5D390B0020AD31 /* RmGridRowCmd.cpp */; };
 		39EB5E381C5D3B100020AD31 /* AddGridColCmd.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 39EB5E371C5D3B100020AD31 /* AddGridColCmd.cpp */; };
+		39EB5E3B1C5D3D1A0020AD31 /* RmGridColCmd.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 39EB5E3A1C5D3D1A0020AD31 /* RmGridColCmd.cpp */; };
 		39FA2B801C457606003FAB28 /* SettingsLoader.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 39FA2B7E1C457606003FAB28 /* SettingsLoader.cpp */; };
 		E4328149138ABC9F0047C5CB /* openFrameworksDebug.a in Frameworks */ = {isa = PBXBuildFile; fileRef = E4328148138ABC890047C5CB /* openFrameworksDebug.a */; };
 		E45BE97B0E8CC7DD009D7055 /* AGL.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = E45BE9710E8CC7DD009D7055 /* AGL.framework */; };
@@ -323,6 +324,8 @@
 		39EB5E341C5D390B0020AD31 /* RmGridRowCmd.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = RmGridRowCmd.cpp; path = Commands/RmGridRowCmd.cpp; sourceTree = "<group>"; };
 		39EB5E361C5D3B100020AD31 /* AddGridColCmd.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AddGridColCmd.h; path = Commands/AddGridColCmd.h; sourceTree = "<group>"; };
 		39EB5E371C5D3B100020AD31 /* AddGridColCmd.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = AddGridColCmd.cpp; path = Commands/AddGridColCmd.cpp; sourceTree = "<group>"; };
+		39EB5E391C5D3D1A0020AD31 /* RmGridColCmd.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = RmGridColCmd.h; path = Commands/RmGridColCmd.h; sourceTree = "<group>"; };
+		39EB5E3A1C5D3D1A0020AD31 /* RmGridColCmd.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = RmGridColCmd.cpp; path = Commands/RmGridColCmd.cpp; sourceTree = "<group>"; };
 		39FA2B7E1C457606003FAB28 /* SettingsLoader.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = SettingsLoader.cpp; sourceTree = "<group>"; };
 		39FA2B7F1C457606003FAB28 /* SettingsLoader.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SettingsLoader.h; sourceTree = "<group>"; };
 		39FDD9EA1AC007BF00262205 /* BaseCmd.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = BaseCmd.h; path = Commands/BaseCmd.h; sourceTree = "<group>"; };
@@ -767,6 +770,8 @@
 				39EB5E371C5D3B100020AD31 /* AddGridColCmd.cpp */,
 				39EB5E301C5D2BC80020AD31 /* AddGridRowCmd.h */,
 				39EB5E311C5D2BC80020AD31 /* AddGridRowCmd.cpp */,
+				39EB5E391C5D3D1A0020AD31 /* RmGridColCmd.h */,
+				39EB5E3A1C5D3D1A0020AD31 /* RmGridColCmd.cpp */,
 				39EB5E331C5D390B0020AD31 /* RmGridRowCmd.h */,
 				39EB5E341C5D390B0020AD31 /* RmGridRowCmd.cpp */,
 				396841811BC93DDC009F0BAE /* AddSurfaceCmd.h */,
@@ -1033,6 +1038,7 @@
 				394BD2431C4D63AE0089A48C /* TogglePerspectiveCmd.cpp in Sources */,
 				39203D7D1C591A7900D6225F /* GridWarpSurface.cpp in Sources */,
 				39EB5E321C5D2BC80020AD31 /* AddGridRowCmd.cpp in Sources */,
+				39EB5E3B1C5D3D1A0020AD31 /* RmGridColCmd.cpp in Sources */,
 				396841821BC93DDC009F0BAE /* AddSurfaceCmd.cpp in Sources */,
 				39C1243519EE9589005DF557 /* ByteBuffer.cpp in Sources */,
 				39C1246B19F0AB96005DF557 /* TriangleSurface.cpp in Sources */,