diff --git a/vertx-mysql-client/src/main/java/io/vertx/mysqlclient/impl/datatype/DataTypeCodec.java b/vertx-mysql-client/src/main/java/io/vertx/mysqlclient/impl/datatype/DataTypeCodec.java
index d153e4cd5..c13ca1aef 100644
--- a/vertx-mysql-client/src/main/java/io/vertx/mysqlclient/impl/datatype/DataTypeCodec.java
+++ b/vertx-mysql-client/src/main/java/io/vertx/mysqlclient/impl/datatype/DataTypeCodec.java
@@ -731,8 +731,7 @@ private static Duration textDecodeTime(int collationId, ByteBuf buffer, int inde
     int second = Integer.parseInt(timeElements[2].substring(0, 2));
     long nanos = 0;
     if (timeElements[2].length() > 2) {
-      double fractionalSecondsPart = Double.parseDouble("0." + timeElements[2].substring(3));
-      nanos = (long) (1000000000 * fractionalSecondsPart);
+      nanos = Long.parseLong((timeElements[2].substring(3) + "00000000").substring(0, 9));
     }
     if (isNegative) {
       return Duration.ofHours(-hour).minusMinutes(minute).minusSeconds(second).minusNanos(nanos);
diff --git a/vertx-mysql-client/src/test/java/io/vertx/tests/mysqlclient/data/DateTimeCodecTest.java b/vertx-mysql-client/src/test/java/io/vertx/tests/mysqlclient/data/DateTimeCodecTest.java
index 062e21ef2..b33d7cea4 100644
--- a/vertx-mysql-client/src/test/java/io/vertx/tests/mysqlclient/data/DateTimeCodecTest.java
+++ b/vertx-mysql-client/src/test/java/io/vertx/tests/mysqlclient/data/DateTimeCodecTest.java
@@ -75,6 +75,11 @@ public void testDecodeFractionalSecondsPart(TestContext ctx) {
     testDecodeGeneric(ctx, "11:12:00.123456", "TIME(6)", "test_time", Duration.ofHours(11).plusMinutes(12).plusNanos(123456000));
   }
 
+  @Test
+  public void testDecodeSmallFractionalSecondsPart(TestContext ctx) {
+    testDecodeGeneric(ctx, "11:12:00.000065", "TIME(6)", "test_time", Duration.ofHours(11).plusMinutes(12).plusNanos(65000));
+  }
+
   @Test
   public void testDecodeTimeAsLocalTimeWithFractionalSecondsPart(TestContext ctx) {
     testDecodeGeneric(ctx, "11:12:00.123456", "TIME(6)", row -> {