diff --git a/6_Protocol_Definitions.tex b/6_Protocol_Definitions.tex
index 3fb850d..3c101f5 100644
--- a/6_Protocol_Definitions.tex
+++ b/6_Protocol_Definitions.tex
@@ -51,7 +51,7 @@ \subsection{Description}
 
 \subsection{RIC}
 \label{protocoldef:inputvalidation:ric}
-Integer value between 1 and $$2^21-1$$. There are reserved ranges that are not usable (i.e. 0-7, 2007664-2007671, 2045056-2045063).
+Integer value between 1 and $2^{21}-1$. There are reserved ranges that are not usable (i.e. 0-7, 2007664-2007671, 2045056-2045063).
 
 \subsection{Function Bits}
 \label{protocoldef:inputvalidation:function}