diff --git a/CMakeLists.txt b/CMakeLists.txt
index b3ad224..db2dad4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.20)
 include(cmake/color.cmake)
 
-set(BLT_VERSION 0.17.22)
+set(BLT_VERSION 0.17.23)
 set(BLT_TEST_VERSION 0.0.1)
 
 set(BLT_TARGET BLT)
diff --git a/include/blt/std/utility.h b/include/blt/std/utility.h
index 749a2cc..dafbea3 100644
--- a/include/blt/std/utility.h
+++ b/include/blt/std/utility.h
@@ -97,6 +97,9 @@ namespace blt
     /**
      * means that the return value is solely a function of the arguments,
      * and if any of the arguments are pointers, then the pointers must not be dereferenced.
+     * Calls to functions whose return value is not affected by changes to the observable state of the program
+     * and that have no observable effects on such state other than
+     * to return a value may lend themselves to optimizations such as common subexpression elimination.
      */
     #define BLT_ATTRIB_NO_SIDE_EFFECTS __attribute__((const))
     /**