diff --git a/NEWS.md b/NEWS.md
index 04927179..38e1f8fa 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -2,6 +2,7 @@ Red Panda C++ Version 0.14.4
   - enhancement: git - log
   - fix: error in templates
   - enhancement: git - reset
+  - fix: header completion error when header name contains '+'
 
 Red Panda C++ Version 0.14.3
   - fix: wrong code completion font size, when screen dpi changed
diff --git a/RedPandaIDE/editor.cpp b/RedPandaIDE/editor.cpp
index f3670d70..cebd9edf 100644
--- a/RedPandaIDE/editor.cpp
+++ b/RedPandaIDE/editor.cpp
@@ -2934,11 +2934,11 @@ void Editor::headerCompletionInsert()
     int posEnd = p.Char-1;
     QString sLine = lineText();
     while ((posBegin>0) &&
-           (isIdentChar(sLine[posBegin-1]) || (sLine[posBegin-1]=='.')))
+           (isIdentChar(sLine[posBegin-1]) || (sLine[posBegin-1]=='.') || (sLine[posBegin-1]=='+')))
         posBegin--;
 
     while ((posEnd < sLine.length())
-           && (isIdentChar(sLine[posEnd]) || (sLine[posEnd]=='.')))
+           && (isIdentChar(sLine[posEnd]) || (sLine[posEnd]=='.') || (sLine[posBegin-1]=='+')))
         posEnd++;
     p.Char = posBegin+1;
     setBlockBegin(p);