diff --git a/src/vcm.c b/src/vcm.c
index 9100d84..e080912 100644
--- a/src/vcm.c
+++ b/src/vcm.c
@@ -26,8 +26,8 @@ static int are_vehicles_intersecting(
         A2[0] = tA[a+1].latitude;
         A2[1] = tA[a+1].longitude;
         for (int b = 0; b < tB_len-1; ++b) {
-            if (tA[a].timestamp > tB[b].timestamp + 1000 ||
-                tA[a].timestamp < tB[b].timestamp - 1000) {
+            if (tA[a].timestamp > tB[b].timestamp + 2000 ||
+                tA[a].timestamp < tB[b].timestamp - 2000) {
                 continue;
             }