diff --git a/config/format/general/numbering.tex b/config/format/general/numbering.tex
index 3943333b..2f745c58 100644
--- a/config/format/general/numbering.tex
+++ b/config/format/general/numbering.tex
@@ -3,4 +3,4 @@
 \renewcommand{\thefigure}{\thesection.\arabic{figure}}
 \renewcommand{\thetable}{\thesection.\arabic{table}}
 \AtBeginDocument{\renewcommand{\thelstlisting}{\thesection.\arabic{lstlisting}}}
-\renewcommand{\theequation}{\thesection.\arabic{equation}}
+\renewcommand{\theequation}{\thesection-\arabic{equation}}
diff --git a/config/version.tex b/config/version.tex
index db5807dc..f7afd0e6 100644
--- a/config/version.tex
+++ b/config/version.tex
@@ -1 +1 @@
-\newcommand{\zjuthesisversion}{1.2.1}
+\newcommand{\zjuthesisversion}{1.2.2}