diff --git a/NAMESPACE b/NAMESPACE
index 4c81b35..855cf62 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -16,7 +16,8 @@ importFrom(ggplot2,coord_sf)
 importFrom(ggplot2,geom_sf)
 importFrom(ggplot2,ggplot)
 importFrom(ggplot2,ggtitle)
-importFrom(ggplot2,scale_color_gradientn)
+importFrom(ggplot2,guides)
+importFrom(ggplot2,scale_colour_gradientn)
 importFrom(ggplot2,scale_fill_gradientn)
 importFrom(ggplot2,theme_bw)
 importFrom(lazyeval,f_eval)
@@ -50,4 +51,5 @@ importFrom(sf,st_transform)
 importFrom(stats,quantile)
 importFrom(stats,setNames)
 importFrom(tidyr,gather_)
+importFrom(utils,getFromNamespace)
 importFrom(utils,packageVersion)
diff --git a/R/imports.R b/R/imports.R
index 042dc8e..914456b 100644
--- a/R/imports.R
+++ b/R/imports.R
@@ -1,5 +1,5 @@
 #' @import rerddap
-#' @importFrom utils packageVersion
+#' @importFrom utils packageVersion getFromNamespace
 #' @importFrom stats quantile setNames
 #' @importFrom tidyr gather_
 #' @importFrom dplyr arrange between
@@ -7,8 +7,8 @@
 #' @importFrom scales rescale col_numeric
 #' @importFrom lazyeval is_formula f_text f_eval
 #' @importFrom sf st_as_sf st_transform st_crs st_bbox st_graticule
-#' @importFrom ggplot2 ggplot geom_sf coord_sf theme_bw scale_color_gradientn
-#' scale_fill_gradientn ggtitle aes_string aes_
+#' @importFrom ggplot2 ggplot geom_sf coord_sf theme_bw scale_colour_gradientn
+#' scale_fill_gradientn ggtitle aes_string aes_ guides
 #' @importFrom raster raster nlayers calc ncell nrow ncol crs extent resample
 #' projectRaster rasterToPolygons values plot brick setExtent isLonLat
 NULL
diff --git a/R/plotdap.R b/R/plotdap.R
index b42d80e..234a337 100644
--- a/R/plotdap.R
+++ b/R/plotdap.R
@@ -190,7 +190,7 @@ add_tabledap <- function(plot, table, var, color = c("#132B43", "#56B1F7"),
       add_ggplot(
         plot,
         geom_sf(data = table, mapping = mapping, size = size, pch = shape, ...),
-        scale_color_gradientn(name = lazyeval::f_text(var), colours = cols)
+        scale_colour_gradientn(name = lazyeval::f_text(var), colours = cols)
       )
     )
   }