diff --git a/CHANGELOG.md b/CHANGELOG.md
index 817c465..fd7d9e6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 
 ---------------------------------------
+### Unreleased
+
+#### Packages
+##### Add
+* units : Converts between different systems of units.
 
 ### 0.3.2
 
diff --git a/README.md b/README.md
index 90d06a0..d37bf2a 100644
--- a/README.md
+++ b/README.md
@@ -389,6 +389,7 @@ pdfimages file01.pdf img_name
 * texinfo: Documentation system for on-line information and printed output.
 * texlive: A decent selection of the TeX Live packages
 * texlive-latex-extra: A very large collection of add-on packages for LaTeX.
+* units : Converts between different systems of units.
 * vim-latexsuite: View, edit and compile LaTeX documents from within Vim.
   * Activation in vim:
 ```vim
diff --git a/post_install_sid.sh b/post_install_sid.sh
index f738cd6..bb97f82 100755
--- a/post_install_sid.sh
+++ b/post_install_sid.sh
@@ -690,7 +690,7 @@ fi
 preconfig cups
 
 ##### Installation
-ains "Office tools for cli" cups devtodo ghostscript gocr graphviz imagemagick imagemagick-doc odt2txt pdftk poppler-utils taskwarrior texinfo texlive texlive-latex-extra vim-latexsuite xpdf
+ains "Office tools for cli" cups devtodo ghostscript gocr graphviz imagemagick imagemagick-doc odt2txt pdftk poppler-utils taskwarrior texinfo texlive texlive-latex-extra units vim-latexsuite xpdf
 
 ##### Remove
 arem "Purge: Office tools for cli" avahi-autopid avahi-daemon cups-browsed libdaemon0 libnss-mdns