diff --git a/src/tsdb/src/tsdbRead.c b/src/tsdb/src/tsdbRead.c
index 3426fe86c2e79828416c76cd50446f239a996b22..648b6d3617a53b004d93add220d007fa228f7076 100644
--- a/src/tsdb/src/tsdbRead.c
+++ b/src/tsdb/src/tsdbRead.c
@@ -842,6 +842,10 @@ static int32_t getFileIdFromKey(TSKEY key, int32_t daysPerFile, int32_t precisio
     return INT32_MIN;
   }
 
+  if (key < 0) {
+    key -= (daysPerFile * tsMsPerDay[precision]);
+  }
+  
   int64_t fid = (int64_t)(key / (daysPerFile * tsMsPerDay[precision]));  // set the starting fileId
   if (fid < 0L && llabs(fid) > INT32_MAX) { // data value overflow for INT32
     fid = INT32_MIN;