diff --git a/samples/geos/geosconiores.res b/samples/geos/geosconiores.grc
similarity index 64%
rename from samples/geos/geosconiores.res
rename to samples/geos/geosconiores.grc
index 9f2c0bbdb..7529c76e3 100644
--- a/samples/geos/geosconiores.res
+++ b/samples/geos/geosconiores.grc
@@ -1,5 +1,4 @@
-
-; this is resource file for hello1.c, a GEOS application example
+; this is the resource file for geosconio.c, a GEOS application example
 
 HEADER APPLICATION "conio" "ConIO" "V0.1" {
 dostype USR