diff --git a/wolf_scripts/generic_func/functions.sh b/wolf_scripts/generic_func/functions.sh
index 47b547baae7c760923a8974cdf187cb081643b54..e904c63a58cae43171e90ef967955ba847d38459 100755
--- a/wolf_scripts/generic_func/functions.sh
+++ b/wolf_scripts/generic_func/functions.sh
@@ -299,7 +299,7 @@ addAutodiffSpecifics()
 
   sed -i "s/public $BASECLASSNAME/public $BASECLASSNAME<$CLASSNAME, $RESIDUAL_DIM, ${PARAM_NUMS[*]}>/g" "$NAME_H_PATH"
   sed -i "/virtual \~$CLASSNAME/a\ \n\        \/\*\* \brief : compute the residual from the state blocks being iterated by the solver.\n \        \*\*\/\n\        template<typename T>\n\        bool operator ()(${PARAMS[*]}, const T* const _residuals) const;\n" "$NAME_H_PATH"
-  sed -i "/\} \/\/ namespace wolf/a\ \n\/\/ Include here all headers for this class\n\/\/\#include <YOUR_HEADERS.h>\n\nnamespace wolf\n\{\n\ntemplate<typename T> bool $CLASSNAME::operator ()(${PARAMS[*]}, const T* const _residuals) const\n\{\n  std::cout << \"\\033[1;33m [WARN]:\\033[0m ${CLASSNAME}::operator () is empty.\" << std::endl;\n  \/\/ TODO: Implement\n  return true;\n\}\n\n\} \/\/ namespace wolf" "$NAME_H_PATH"
+  sed -i "/\} \/\/ namespace wolf/a\ \n\/\/ Include here all headers for this class\n\/\/\#include <YOUR_HEADERS.h>\n\nnamespace wolf\n\{\n\ntemplate<typename T> bool $CLASSNAME::operator ()(${PARAMS[*]}, const T* const _residuals) const\n\{\n    std::cout << \"\\033[1;33m [WARN]:\\033[0m ${CLASSNAME}::operator () is empty.\" << std::endl;\n    \/\/ TODO: Implement\n    return true;\n\}\n\n\} \/\/ namespace wolf" "$NAME_H_PATH"
 }
 
 fillWithBaseVirtualMethods()