diff --git a/src/backends/maxima/maximakeywords.cpp b/src/backends/maxima/maximakeywords.cpp
index 0f50c2a3..b8d09a3e 100644
--- a/src/backends/maxima/maximakeywords.cpp
+++ b/src/backends/maxima/maximakeywords.cpp
@@ -1,74 +1,76 @@
 /*
     This program is free software; you can redistribute it and/or
     modify it under the terms of the GNU General Public License
     as published by the Free Software Foundation; either version 2
     of the License, or (at your option) any later version.
 
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 51 Franklin Street, Fifth Floor,
     Boston, MA  02110-1301, USA.
 
     ---
     Copyright (C) 2009 Alexander Rieder <alexanderrieder@gmail.com>
  */
 
 #include "maximakeywords.h"
 
 #include <QDebug>
 
 #include <repository.h>
 #include <KF5/KSyntaxHighlighting/Definition>
 
 MaximaKeywords* MaximaKeywords::instance()
 {
     static MaximaKeywords* inst=nullptr;
     if(inst==nullptr)
     {
         inst=new MaximaKeywords();
         inst->loadKeywords();
     }
 
     return inst;
 }
 
 void MaximaKeywords::loadKeywords()
 {
     KSyntaxHighlighting::Repository m_repository;
     KSyntaxHighlighting::Definition definition = m_repository.definitionForName(QLatin1String("Maxima"));
     m_keywords = definition.keywordList(QLatin1String("MaximaKeyword"));
     m_functions = definition.keywordList(QLatin1String("MaximaFunction"));
     m_variables = definition.keywordList(QLatin1String("MaximaVariable"));
 
     // This is missing in KSyntaxHighlighting.
     // TODO: send upstream pull request with this
     m_variables << QLatin1String("%pi") << QLatin1String("%e") << QLatin1String(" %i")
                 << QLatin1String("%gamma") << QLatin1String("ind") << QLatin1String("inf")
                 << QLatin1String("infinity") << QLatin1String("minf") << QLatin1String("%phi")
                 << QLatin1String("und") << QLatin1String("zeroa") << QLatin1String("zerob");
 
+    m_functions << QLatin1String("celine");
+
     // We use qBinarySearch with this lists
     qSort(m_keywords);
     qSort(m_functions);
     qSort(m_variables);
 }
 
 const QStringList& MaximaKeywords::variables() const
 {
     return m_variables;
 }
 
 const QStringList& MaximaKeywords::functions() const
 {
     return m_functions;
 }
 
 const QStringList& MaximaKeywords::keywords() const
 {
     return m_keywords;
 }