diff --git a/src/version.h b/src/version.h
index 59892a94..1c764ba3 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1,6 +1,6 @@
 #define UPX_VERSION_HEX         0x030400        /* 03.04.00 */
 #define UPX_VERSION_STRING      "3.04"
 #define UPX_VERSION_STRING4     "3.04"
-#define UPX_VERSION_DATE        "Apr 27st 2009"
+#define UPX_VERSION_DATE        "Apr 27th 2009"
 #define UPX_VERSION_DATE_ISO    "2009-04-27"
 #define UPX_VERSION_YEAR        "2009"