Index: /trunk/src/VBox/Runtime/common/misc/http.cpp
===================================================================
--- /trunk/src/VBox/Runtime/common/misc/http.cpp	(revision 45339)
+++ /trunk/src/VBox/Runtime/common/misc/http.cpp	(revision 45340)
@@ -204,5 +204,5 @@
                                uint8_t **pabSha512, size_t *pcbSha512)
 {
-    BIO *cert = BIO_new_mem_buf(pcszCert, cbCert);
+    BIO *cert = BIO_new_mem_buf(pcszCert, (int)cbCert);
     if (!cert)
         return VERR_INTERNAL_ERROR;