diff --git a/src/html/helpdata.cpp b/src/html/helpdata.cpp
index cc3024883e..d257bec45e 100644
--- a/src/html/helpdata.cpp
+++ b/src/html/helpdata.cpp
@@ -229,10 +229,10 @@ bool HP_TagHandler::HandleTag(const wxHtmlTag& tag)
         if (m_name.empty() && tag.GetParam(wxT("NAME")) == wxT("Name"))
             m_name = tag.GetParam(wxT("VALUE"));
         if (tag.GetParam(wxT("NAME")) == wxT("Local"))
-    	{
-    		m_page = tag.GetParam(wxT("VALUE"));
-    		m_page.Replace("\\", "/");
-    	}
+        {
+            m_page = tag.GetParam(wxT("VALUE"));
+            m_page.Replace("\\", "/");
+        }
         if (tag.GetParam(wxT("NAME")) == wxT("ID"))
             tag.GetParamAsInt(wxT("VALUE"), &m_id);
         return false;
@@ -686,10 +686,10 @@ bool wxHtmlHelpData::AddBook(const wxString& book)
         if (wxStrstr(linebuf, wxT("title=")) == linebuf)
             title = linebuf + wxStrlen(wxT("title="));
         if (wxStrstr(linebuf, wxT("default topic=")) == linebuf)
-    	{
-    		start = linebuf + wxStrlen(wxT("default topic="));
-    		start.Replace("\\", "/");
-    	}
+        {
+            start = linebuf + wxStrlen(wxT("default topic="));
+            start.Replace("\\", "/");
+        }
         if (wxStrstr(linebuf, wxT("index file=")) == linebuf)
             index = linebuf + wxStrlen(wxT("index file="));
         if (wxStrstr(linebuf, wxT("contents file=")) == linebuf)