diff --git a/libuavcan/include/uavcan/util/templates.hpp b/libuavcan/include/uavcan/util/templates.hpp
index b90c8c3817..aa61ca1cb3 100644
--- a/libuavcan/include/uavcan/util/templates.hpp
+++ b/libuavcan/include/uavcan/util/templates.hpp
@@ -175,6 +175,24 @@ To coerceOrFallback(const From& from)
  * @}
  */
 
+/**
+ * Selects smaller value
+ */
+template <long A, long B>
+struct EnumMin
+{
+    enum { Result = (A < B) ? A : B };
+};
+
+/**
+ * Selects larger value
+ */
+template <long A, long B>
+struct EnumMax
+{
+    enum { Result = (A > B) ? A : B };
+};
+
 /**
  * Compile time square root for integers.
  * Useful for operations on square matrices.