diff --git a/cpp/QrCode.hpp b/cpp/QrCode.hpp
index 3de3bc2..94b72e5 100644
--- a/cpp/QrCode.hpp
+++ b/cpp/QrCode.hpp
@@ -98,7 +98,7 @@ class QrCode final {
 	private: int version;
 	
 	/* The width and height of this QR Code symbol, measured in modules.
-	 * Always equal to version × 4 + 17, in the range 21 to 177. */
+	 * Always equal to version * 4 + 17, in the range 21 to 177. */
 	private: int size;
 	
 	/* The error correction level used in this QR Code symbol. */
diff --git a/rust/src/lib.rs b/rust/src/lib.rs
index e8e8525..baa0ac9 100644
--- a/rust/src/lib.rs
+++ b/rust/src/lib.rs
@@ -37,7 +37,7 @@ pub struct QrCode {
 	version: Version,
 	
 	// The width and height of this QR Code symbol, measured in modules.
-	// Always equal to version × 4 + 17, in the range 21 to 177.
+	// Always equal to version * 4 + 17, in the range 21 to 177.
 	size: i32,
 	
 	// The error correction level used in this QR Code symbol.