diff --git a/vpdq/cpp/vpdq/cpp/io/vpdqio.cpp b/vpdq/cpp/vpdq/cpp/io/vpdqio.cpp
index 960fff3d6..87a0b47dd 100644
--- a/vpdq/cpp/vpdq/cpp/io/vpdqio.cpp
+++ b/vpdq/cpp/vpdq/cpp/io/vpdqio.cpp
@@ -30,7 +30,6 @@ namespace vpdq {
 namespace io {
 
 const int TIMESTAMP_OUTPUT_PRECISION = 3;
-const int MILLISEC_IN_SEC = 1000000;
 
 bool loadHashesFromFileOrDie(
     const string& inputHashFileName,