diff --git a/gnome-help/C/color-whatisspace.page b/gnome-help/C/color-whatisspace.page
index 7c06414..b53dcc5 100644
--- a/gnome-help/C/color-whatisspace.page
+++ b/gnome-help/C/color-whatisspace.page
@@ -62,14 +62,14 @@
     colors are being clipped or the blacks crushed.
   </p>
   <p>
-    PhoPhoto is the largest space available and is frequently used for
+    ProPhoto is the largest space available and is frequently used for
     document archival.
     It can encode nearly the whole range of colors detected by the human
     eye, and even encode colors that the eye cannot detect!
   </p>
 
   <p>
-    Now, if PhoPhoto is clearly better, why don't we use it for everything?
+    Now, if ProPhoto is clearly better, why don't we use it for everything?
     The answer is to do with <em>quantization</em>.
     If you only have 8 bits (256 levels) to encode each channel, then a
     larger range is going to have bigger steps between each value.
@@ -93,4 +93,4 @@
     sRGB, or a custom space such as your monitor or printer profile.
   </p>
 
-</page>
\ No newline at end of file
+</page>
