diff --git a/src/mbyte.c b/src/mbyte.c
index 44cbd5f..0531f18 100644
--- a/src/mbyte.c
+++ b/src/mbyte.c
@@ -405,6 +405,7 @@
     {"unix-jis",	IDX_EUC_JP},
     {"ujis",		IDX_EUC_JP},
     {"shift-jis",	IDX_SJIS},
+    {"pck",		IDX_SJIS},	/* Sun: PCK */
     {"euckr",		IDX_EUC_KR},
     {"5601",		IDX_EUC_KR},	/* Sun: KS C 5601 */
     {"euccn",		IDX_EUC_CN},
diff --git a/src/version.c b/src/version.c
index 88a57b9..20cafae 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    520,
+/**/
     519,
 /**/
     518,