diff --git a/libuavcan/include/uavcan/util/templates.hpp b/libuavcan/include/uavcan/util/templates.hpp
index a2967e6c6d..dfefe14227 100644
--- a/libuavcan/include/uavcan/util/templates.hpp
+++ b/libuavcan/include/uavcan/util/templates.hpp
@@ -152,6 +152,7 @@ template <> struct UAVCAN_EXPORT CompileTimeIntSqrt<121> { enum { Result = 11 };
 template <> struct UAVCAN_EXPORT CompileTimeIntSqrt<144> { enum { Result = 12 }; };
 template <> struct UAVCAN_EXPORT CompileTimeIntSqrt<169> { enum { Result = 13 }; };
 template <> struct UAVCAN_EXPORT CompileTimeIntSqrt<196> { enum { Result = 14 }; };
+template <> struct UAVCAN_EXPORT CompileTimeIntSqrt<225> { enum { Result = 15 }; };
 template <> struct UAVCAN_EXPORT CompileTimeIntSqrt<256> { enum { Result = 16 }; };
 
 /**