diff --git a/NEWS.md b/NEWS.md
index e2f109b..0812582 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -42,6 +42,8 @@
 
 * "illegal" file path characters can now be used in the columns provided to the `type` argument of the `polarMap()` family. Most relevant to most users is that this will allow them to provide their own custom HTML tags - e.g., for formatting superscripts, subscripts, and so on.
 
+* The colours in the legend of `networkMap()` now better align with the actual colours of the markers, and the layer control menu when `control = "variable"` is now presented in a nicer order with clearer labels.
+
 # openairmaps 0.8.1
 
 This is a minor release of `{openairmaps}`, released mainly to fix an issue with `{ggmap}` but also adding some new functionality for polar marker maps.
diff --git a/R/network_networkMap.R b/R/network_networkMap.R
index 825005d..f785ed0 100644
--- a/R/network_networkMap.R
+++ b/R/network_networkMap.R
@@ -330,7 +330,7 @@ networkMap <-
               map,
               position = control.position,
               options = leaflet::layersControlOptions(collapsed = control.collapsed, autoZIndex = FALSE),
-              baseGroups = quickTextHTML(sort(control_vars)),
+              baseGroups = sort(quickTextHTML(control_vars)),
               overlayGroups = names(provider)
             ) %>%
             leaflet::hideGroup(group = names(provider)[[-1]])
@@ -477,7 +477,8 @@ prepNetworkData <- function(source, year) {
       "135TMB",
       "c2PENTEN",
       "MEPENT",
-      "3MEPENT"
+      "3MEPENT",
+      "NAPHTH"
     )
 
     meta <- dplyr::filter(
diff --git a/R/utilities.R b/R/utilities.R
index d2d1a13..5d7f8d5 100644
--- a/R/utilities.R
+++ b/R/utilities.R
@@ -65,6 +65,9 @@ quickTextHTML <- function(text) {
   text <- gsubic("pmcoarse", "PM<sub>coarse</sub>", text)
   text <- gsubic("pmf", "PM<sub>fine</sub>", text)
   text <- gsubic("pmfine", "PM<sub>fine</sub>", text)
+  text <- gsubic("gr25", "PM<sub>2.5</sub>&nbsp(grav.)", text)
+  text <- gsubic("gr2.5", "PM<sub>2.5</sub>&nbsp(grav.)", text)
+  text <- gsubic("gr10", "PM<sub>10</sub>&nbsp(grav.)", text)
 
   # units
   text <- gsub("ug/m3", "\u00B5g&nbspm<sup>-3</sup>", text)