1 files changed, 1 insertions, 1 deletions

diff --git a/src/md5.cpp b/src/md5.cpp
index 71f17a0..15cba17 100644
--- a/src/md5.cpp
+++ b/src/md5.cpp
@@ -61,7 +61,7 @@ void Bu::Md5::addData( const void *sVData, int iSize )
                 unsigned char *p = (unsigned char *) inbuf + t;
 
                 t = 64 - t;
-                if( iSize < t ) {
+                if( (uint32_t)iSize < t ) {
                         memcpy( p, sData, iSize );
                         return;
                 }