diff --git a/dlls/jscript/date.c b/dlls/jscript/date.c
index 5e5ef1c3c6..6d98fcde3b 100644
--- a/dlls/jscript/date.c
+++ b/dlls/jscript/date.c
@@ -2132,7 +2132,7 @@ static inline HRESULT date_parse(jsstr_t *input_str, double *ret) {
                 }
             }
             else if(parse[i]=='-' || parse[i]=='/') {
-                /* Short date */
+                /* Short or long date */
                 if(set_day || set_month || set_year) break;
                 set_day = TRUE;
                 set_month = TRUE;
@@ -2152,6 +2152,13 @@ static inline HRESULT date_parse(jsstr_t *input_str, double *ret) {
                 if(parse[i]<'0' || parse[i]>'9') break;
                 year = atoiW(&parse[i]);
                 while(parse[i]>='0' && parse[i]<='9') i++;
+
+                if(tmp >= 70){
+                        /* long date */
+                        month = day - 1;
+                        day = year;
+                        year = tmp;
+		}
             }
             else if(tmp<0) break;
             else if(tmp<70) {
diff --git a/dlls/jscript/tests/api.js b/dlls/jscript/tests/api.js
index e1f91c0e0e..f4f42b022d 100644
--- a/dlls/jscript/tests/api.js
+++ b/dlls/jscript/tests/api.js
@@ -2013,6 +2013,8 @@ ok(Date.parse("February 31   UTC, 2000 12:31:17 PM") === 952000277000,
         "Date.parse(\"February 31   UTC, 2000 12:31:17 PM\") = " + Date.parse("February 31   UTC, 2000 12:31:17 PM"));
 ok(Date.parse("71 11:32AM Dec 12 UTC BC ") === -64346358480000, "Date.parse(\"71 11:32AM Dec 12 UTC BC \") = " + Date.parse("71 11:32AM Dec 12 UTC BC "));
 ok(Date.parse("23/71/2000 11::32::UTC") === 1010662320000, "Date.parse(\"23/71/2000 11::32::UTC\") = " + Date.parse("23/71/2000 11::32::UTC"));
+ok(Date.parse("1970/01/01") === Date.parse("01/01/1970"), "Date.parse(\"1970/01/01\") = " + Date.parse("1970/01/01"));
+ok(Date.parse("71/12/14") === Date.parse("12/14/1971"), "Date.parse(\"71/12/14\") = " + Date.parse("71/12/14"));
 
 ok(typeof(Math.PI) === "number", "typeof(Math.PI) = " + typeof(Math.PI));
 ok(Math.floor(Math.PI*100) === 314, "Math.PI = " + Math.PI);