diff --git a/exact.tex b/exact.tex
index 386a51c..f011d80 100644
--- a/exact.tex
+++ b/exact.tex
@@ -7,7 +7,7 @@
 \ForAll{$\wVec \in \pw$}
 \If{$\sketchHashParam{\wVec} = \buck$}
 	%\If{$\sketchPolarParam{\wVec} = 1$}
-	\State $\polSum += \sketchPolarParam{\wVec}$%+= 1$
+	\State $\polSum \mathrel{+}=\sketchPolarParam{\wVec}$%+= 1$
 	%\Else
 	%	\State $\gIJ -= 1$
 	%\EndIf