diff --git a/src/image.cpp b/src/image.cpp
index 084b1977..24bb3869 100644
--- a/src/image.cpp
+++ b/src/image.cpp
@@ -401,7 +401,7 @@ namespace Exiv2 {
 
                 // if ( offset > io.size() ) offset = 0; // Denial of service?
 
-                // #55 memory allocation crash test/data/POC8
+                // #55 and #56 memory allocation crash test/data/POC8
                 long long allocate = (long long) size*count + pad+20;
                 if ( allocate > (long long) io.size() ) {
                     throw Error(57);