diff --git a/main.tex b/main.tex
index 10382ad..45971d6 100644
--- a/main.tex
+++ b/main.tex
@@ -33,7 +33,7 @@
 
 \question The Navier-Stokes equation is given as
 \begin{equation}\label{navier-stokes}
-    \frac{D\vb{u}}{Dt} + (2\Omega \wedge r) = -\frac{1}{\rho}\nabla p + \vb{G^*} + \vb{F}
+    \frac{D\vb{u}}{Dt} + (2\vb{\Omega} \wedge \vb{r}) = -\frac{1}{\rho}\nabla p + \vb{G^*} + \vb{F}
 \end{equation}
 
 \begin{parts}