diff --git a/ChangeLog b/ChangeLog
index 5a3fe9bf14..d577de1fb6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2003-11-08  Dave Neary  <bolsh@gimp.org>
+
+	* libgimpcolor/gimpcolorspace.c: Finished gtk-docs. The docs for
+	these could perhaps include formulae, but for most of the 
+	colorspaces that would be the same thing as copying the code 
+	into a comment, which seems pointless.
+
 2003-11-08  Sven Neumann  <sven@gimp.org>
 
 	* app/widgets/gimptemplateeditor.c: don't show a radio button for
diff --git a/libgimpcolor/gimpcolorspace.c b/libgimpcolor/gimpcolorspace.c
index 8184232e50..f193935168 100644
--- a/libgimpcolor/gimpcolorspace.c
+++ b/libgimpcolor/gimpcolorspace.c
@@ -933,6 +933,14 @@ gimp_cmyk_to_rgb_int (gint *cyan,
   *yellow  = 255 - y;
 }
 
+/**
+ * gimp_rgb_to_hsv4:
+ * @rgb:        RGB triplet, rgb[0] is red channel, rgb[1] is green, 
+ *              rgb[2] is blue (0..255)
+ * @hue:        Pointer to hue channel (0..1)
+ * @saturation: Pointer to saturation channel (0..1) 
+ * @value:      Pointer to value channel (0..1)
+ **/
 
 void
 gimp_rgb_to_hsv4 (guchar  *rgb,
@@ -998,6 +1006,15 @@ gimp_rgb_to_hsv4 (guchar  *rgb,
   *value      = v;
 }
 
+/**
+ * gimp_hsv_to_rgb4:
+ * @rgb:        RGB triplet, rgb[0] is red channel, rgb[1] is green, 
+ *              rgb[2] is blue (0..255)
+ * @hue:        Hue channel (0..1)
+ * @saturation: Saturation channel (0..1) 
+ * @value:      Value channel (0..1)
+ **/
+
 void
 gimp_hsv_to_rgb4 (guchar  *rgb,
 		  gdouble  hue,