diff --git a/sim_ether.c b/sim_ether.c
index f85fc072..920714d6 100644
--- a/sim_ether.c
+++ b/sim_ether.c
@@ -2475,7 +2475,7 @@ return SCPE_OK;
 const char *eth_version (void)
 {
 #if defined(HAVE_PCAP_NETWORK)
-static char version[256];
+static char version[300];
 
 if (!version[0]) {
   strlcpy(version, pcap_lib_version(), sizeof(version));