diff --git a/INSTALL b/INSTALL
index e06635e47..1cb0ae732 100644
--- a/INSTALL
+++ b/INSTALL
@@ -32,8 +32,8 @@ To build and install only the quakeworld server:
 	./configure --without-clients --without-tools --with-servers=qw
 	make install
 
-To build documentation (doxygen, dot and mscgen are required, as is an already
-configured source tree):
+To build documentation (doxygen, graphviz and mscgen are required, as is an
+already configured source tree):
 	cd doc
 	make doc