diff --git a/src/core/__test__/base.test.js b/src/core/__test__/base.test.js
index ddc3fd130..16b16ec25 100644
--- a/src/core/__test__/base.test.js
+++ b/src/core/__test__/base.test.js
@@ -432,4 +432,12 @@ describe("baseFunctionTest", function () {
         expect(BI.deepRemove(obj, { d: 3, e: { f: 4 } })).to.eql(true);
         expect(BI.deepWithout(obj, { d: 3, e: { f: 4 } })).to.eql({ a: 1, b: 2 });
     });
+
+    /**
+     * test_author_teller
+     * 只传一个时分秒format的时间进去后,在某些情况下,返回的是当前时间,然而想要的是返回正确的时分秒
+    */
+    it("parseDateTime", function () {
+        expect(BI.parseDateTime("14:13:16", "%H:%M:%S").getTime()).to.eql(1602655996000);
+    });
 });
diff --git a/src/core/base.js b/src/core/base.js
index ff81b0f55..f8060fff5 100644
--- a/src/core/base.js
+++ b/src/core/base.js
@@ -1132,6 +1132,7 @@ if (!_global.BI) {
 
                     case "%M":
                         min = parseInt(a[i], 10);
+                        break;
                     case "%S":
                         sec = parseInt(a[i], 10);
                         break;
@@ -1191,6 +1192,9 @@ if (!_global.BI) {
             if (y == 0) {
                 y = today.getFullYear();
             }
+            if (m === -1) {
+                m = today.getMonth();
+            }
             if (m != -1 && d != 0) {
                 return BI.getDate(y, m, d, hr, min, sec);
             }