diff --git a/data/iconsets/transports/aim/not in the roster.png b/data/iconsets/transports/aim/not_in_the_roster.png
similarity index 100%
rename from data/iconsets/transports/aim/not in the roster.png
rename to data/iconsets/transports/aim/not_in_the_roster.png
diff --git a/data/iconsets/transports/gadugadu/not in the roster.png b/data/iconsets/transports/gadugadu/not_in_the_roster.png
similarity index 100%
rename from data/iconsets/transports/gadugadu/not in the roster.png
rename to data/iconsets/transports/gadugadu/not_in_the_roster.png
diff --git a/data/iconsets/transports/msn/not in the roster.png b/data/iconsets/transports/msn/not_in_the_roster.png
similarity index 100%
rename from data/iconsets/transports/msn/not in the roster.png
rename to data/iconsets/transports/msn/not_in_the_roster.png
diff --git a/data/iconsets/transports/yahoo/not in the roster.png b/data/iconsets/transports/yahoo/not_in_the_roster.png
similarity index 100%
rename from data/iconsets/transports/yahoo/not in the roster.png
rename to data/iconsets/transports/yahoo/not_in_the_roster.png