diff --git a/CppCoreGuidelines.md b/CppCoreGuidelines.md
index ad167b6..e19c3a6 100644
--- a/CppCoreGuidelines.md
+++ b/CppCoreGuidelines.md
@@ -542,7 +542,7 @@ For example:
 		static_assert(sizeof(Int)>=4);	// do: compile-time check
 
 		int bits = 0;					// don't: avoidable code
-		for (Int i = 1; i; i>>=1)
+		for (Int i = 1; i; i<<=1)
 			++bits;
 		if (bits<32)
 			cerr << "Int too small\n";