diff --git a/Manuals/Bibliography/commoncommands.tex b/Manuals/Bibliography/commoncommands.tex
index 9886664ab19..c3449971b9b 100644
--- a/Manuals/Bibliography/commoncommands.tex
+++ b/Manuals/Bibliography/commoncommands.tex
@@ -54,10 +54,10 @@
 \usepackage{morefloats}
 
 % FDS Version String
-\newcommand{\fdsversion}{6.5.2}
+\newcommand{\fdsversion}{6.5.3}
 
 % Smokeview Version String
-\newcommand{\smvversion}{6.3.12}
+\newcommand{\smvversion}{6.4.1}
 
 \newcommand{\nopart}{\expandafter\def\csname Parent-1\endcsname{}} % To fix table of contents in pdf.
 \newcommand{\ct}{\tt\small} % eventually will be deprecated due to http://www.tex.ac.uk/cgi-bin/texfaq2html?label=2letterfontcmd
diff --git a/Source/main.f90 b/Source/main.f90
index 95c0d3a692f..474796e60f4 100644
--- a/Source/main.f90
+++ b/Source/main.f90
@@ -95,7 +95,7 @@ PROGRAM FDS
 
 ! Assign a compilation date (All Nodes)
 
-WRITE(VERSION_STRING,'(A)') 'FDS 6.5.2'
+WRITE(VERSION_STRING,'(A)') 'FDS 6.5.3'
 
 CALL GET_INFO (REVISION,REVISION_DATE,COMPILE_DATE)