diff --git a/Packages/Optimisation_doc/changes.txt b/Packages/Optimisation_doc/changes.txt
index e941bc02cd1..509ffc589d1 100644
--- a/Packages/Optimisation_doc/changes.txt
+++ b/Packages/Optimisation_doc/changes.txt
@@ -1,5 +1,8 @@
 Changes done to the `Optimisation_doc' package
 
+Version 1.0.13 on 20-Jun-2003
+- Fixes for HTML index.
+
 Version 1.0.10 on 14-Jan-2002
 - Fixed cgalRefertoAssertions.
 
diff --git a/Packages/Optimisation_doc/doc_tex/Optimisation_ref/reference_part.tex b/Packages/Optimisation_doc/doc_tex/Optimisation_ref/reference_part.tex
index 1fc71a7522a..fd20c261e35 100644
--- a/Packages/Optimisation_doc/doc_tex/Optimisation_ref/reference_part.tex
+++ b/Packages/Optimisation_doc/doc_tex/Optimisation_ref/reference_part.tex
@@ -16,9 +16,9 @@
 \newcommand{  \newlineByHand}{\ccTexHtml{\\}{}}
 
 %% cross references
-\index{minimum enclosing|see{{smallest enclosing}}}
-\index{minimum spanning|see{{smallest enclosing}}}
-\index{concentric spheres|see{{annulus}}}
+\ccIndexSubitemSeeAlso{minimum enclosing}{smallest enclosing}
+\ccIndexSubitemSeeAlso{minimum spanning}{smallest enclosing}
+\ccIndexSubitemSeeAlso{concentric spheres}{annulus}
 
 %% -----------------------------------------------------------------------------
 \section*{Introduction}
diff --git a/Packages/Optimisation_doc/doc_tex/basic/Optimisation_ref/reference_part.tex b/Packages/Optimisation_doc/doc_tex/basic/Optimisation_ref/reference_part.tex
index 1fc71a7522a..fd20c261e35 100644
--- a/Packages/Optimisation_doc/doc_tex/basic/Optimisation_ref/reference_part.tex
+++ b/Packages/Optimisation_doc/doc_tex/basic/Optimisation_ref/reference_part.tex
@@ -16,9 +16,9 @@
 \newcommand{  \newlineByHand}{\ccTexHtml{\\}{}}
 
 %% cross references
-\index{minimum enclosing|see{{smallest enclosing}}}
-\index{minimum spanning|see{{smallest enclosing}}}
-\index{concentric spheres|see{{annulus}}}
+\ccIndexSubitemSeeAlso{minimum enclosing}{smallest enclosing}
+\ccIndexSubitemSeeAlso{minimum spanning}{smallest enclosing}
+\ccIndexSubitemSeeAlso{concentric spheres}{annulus}
 
 %% -----------------------------------------------------------------------------
 \section*{Introduction}
diff --git a/Packages/Partition_2/changes.txt b/Packages/Partition_2/changes.txt
index c3e38814d58..b7c189a8453 100644
--- a/Packages/Partition_2/changes.txt
+++ b/Packages/Partition_2/changes.txt
@@ -1,3 +1,6 @@
+1.48 (20 June 2003)
+  - Fixes for HTML index.
+
 1.47 (20 June 2003) [ru]
   -replaced Leda_window based demo with Qt_widget based demo