diff --git a/src/dynamic-command.h b/src/dynamic-command.h
index 4b732616562f129dbc169700bc25ac42fc602120..91db668111c0f4e90f3735086b5653f7fefe5280 100644
--- a/src/dynamic-command.h
+++ b/src/dynamic-command.h
@@ -124,7 +124,7 @@ namespace sot {
 	  throw ExceptionDynamic(ExceptionDynamic::GENERIC,
 				 jointName + " is not a valid name."
 				 " Valid names are \n"
-				 "gaze, left-ankle, right ankle, left-wrist,"
+				 "gaze, left-ankle, right-ankle, left-wrist,"
 				 " right-wrist, waist, chest.");
 	}
 	robot.createEndeffJacobianSignal(std::string("J")+opPointName, joint);