diff --git a/R/skytrackr.R b/R/skytrackr.R
index 141e4bd..f49fbc9 100644
--- a/R/skytrackr.R
+++ b/R/skytrackr.R
@@ -239,7 +239,7 @@ message(
   # add equinox labels, two weeks
   # before and after equinoxes
   locations <- locations |>
-    mutate(
+    dplyr::mutate(
       equinox = ifelse(TRUE, NA,NA)
     )