diff --git a/interface/wx/html/htmprint.h b/interface/wx/html/htmprint.h
index bb45e78381..ca104ba51d 100644
--- a/interface/wx/html/htmprint.h
+++ b/interface/wx/html/htmprint.h
@@ -196,11 +196,11 @@ public:
 
     /**
         Set page footer. The following macros can be used inside it:
-         @DATE@ is replaced by the current date in default format
-         @PAGENUM@ is replaced by page number
-         @PAGESCNT@ is replaced by total number of pages
-         @TIME@ is replaced by the current time in default format
-         @TITLE@ is replaced with the title of the document
+         @@DATE@ is replaced by the current date in default format
+         @@PAGENUM@ is replaced by page number
+         @@PAGESCNT@ is replaced by total number of pages
+         @@TIME@ is replaced by the current time in default format
+         @@TITLE@ is replaced with the title of the document
         
         @param footer
             HTML text to be used as footer.
@@ -211,11 +211,11 @@ public:
 
     /**
         Set page header. The following macros can be used inside it:
-         @DATE@ is replaced by the current date in default format
-         @PAGENUM@ is replaced by page number
-         @PAGESCNT@ is replaced by total number of pages
-         @TIME@ is replaced by the current time in default format
-         @TITLE@ is replaced with the title of the document
+         @@DATE@ is replaced by the current date in default format
+         @@PAGENUM@ is replaced by page number
+         @@PAGESCNT@ is replaced by total number of pages
+         @@TIME@ is replaced by the current time in default format
+         @@TITLE@ is replaced with the title of the document
         
         @param header
             HTML text to be used as header.
@@ -265,11 +265,11 @@ public:
 
     /**
         Set page footer. The following macros can be used inside it:
-         @DATE@ is replaced by the current date in default format
-         @PAGENUM@ is replaced by page number
-         @PAGESCNT@ is replaced by total number of pages
-         @TIME@ is replaced by the current time in default format
-         @TITLE@ is replaced with the title of the document
+         @@DATE@ is replaced by the current date in default format
+         @@PAGENUM@ is replaced by page number
+         @@PAGESCNT@ is replaced by total number of pages
+         @@TIME@ is replaced by the current time in default format
+         @@TITLE@ is replaced with the title of the document
         
         @param footer
             HTML text to be used as footer.
@@ -280,11 +280,11 @@ public:
 
     /**
         Set page header. The following macros can be used inside it:
-         @DATE@ is replaced by the current date in default format
-         @PAGENUM@ is replaced by page number
-         @PAGESCNT@ is replaced by total number of pages
-         @TIME@ is replaced by the current time in default format
-         @TITLE@ is replaced with the title of the document
+         @@DATE@ is replaced by the current date in default format
+         @@PAGENUM@ is replaced by page number
+         @@PAGESCNT@ is replaced by total number of pages
+         @@TIME@ is replaced by the current time in default format
+         @@TITLE@ is replaced with the title of the document
         
         @param header
             HTML text to be used as header.
diff --git a/interface/wx/richtext/richtextprint.h b/interface/wx/richtext/richtextprint.h
index 1eb02d7c9d..b47311c78f 100644
--- a/interface/wx/richtext/richtextprint.h
+++ b/interface/wx/richtext/richtextprint.h
@@ -22,11 +22,11 @@
     which will
     be substituted for the actual values during printing and preview.
 
-     @DATE@: the current date.
-     @PAGESCNT@: the total number of pages.
-     @PAGENUM@: the current page number.
-     @TIME@: the current time.
-     @TITLE@: the title of the document, as passed to the wxRichTextPrinting or
+     @@DATE@: the current date.
+     @@PAGESCNT@: the total number of pages.
+     @@PAGENUM@: the current page number.
+     @@TIME@: the current time.
+     @@TITLE@: the title of the document, as passed to the wxRichTextPrinting or
     wxRichTextLayout constructor.
 
     @library{wxrichtext}