diff --git a/beamercolorthemeut.sty b/beamercolorthemeut.sty
index cb71931..d5e46d7 100644
--- a/beamercolorthemeut.sty
+++ b/beamercolorthemeut.sty
@@ -5,9 +5,8 @@
 % 1. under the LaTeX Project Public License and/or
 % 2. under the GNU Public License.
 %
-% "aptero" is a nick name for "Apteronotus" - a genus of weakly electric fish.
 
-\ProvidesPackage{beamercolorthemeaptero}[2021/02/28 color theme for lines inner and outer beamer theme]
+\ProvidesPackage{beamercolorthemeut}[2021/02/28 color theme for cooperate design of the University of Tuebingen]
 
 % UT primary colors:
 \definecolor{utred}{rgb}{0.647,0.118,0.216}
diff --git a/beamerthemeut.sty b/beamerthemeut.sty
index 98cbe6d..6b50d96 100644
--- a/beamerthemeut.sty
+++ b/beamerthemeut.sty
@@ -13,8 +13,8 @@
 % pass options to lines theme:
 \DeclareOptionBeamer{author}{\PassOptionsToPackage{author}{beamerthemelines}}
 \DeclareOptionBeamer{hideauthor}{\PassOptionsToPackage{hideauthor}{beamerthemelines}}
-\DeclareOptionBeamer{institute}{\PassOptionsToPackage{}{beamerthemelines}}
-\DeclareOptionBeamer{hideinstitute}{\PassOptionsToPackage{}{beamerthemelines}}
+\DeclareOptionBeamer{institute}{\PassOptionsToPackage{institute}{beamerthemelines}}
+\DeclareOptionBeamer{hideinstitute}{\PassOptionsToPackage{hideinstitute}{beamerthemelines}}
 \DeclareOptionBeamer{date}{\PassOptionsToPackage{date}{beamerthemelines}}
 \DeclareOptionBeamer{hidedate}{\PassOptionsToPackage{hidedate}{beamerthemelines}}
 \DeclareOptionBeamer{title}{\PassOptionsToPackage{title}{beamerthemelines}}
diff --git a/lines-example.tex b/lines-example.tex
index 4e25d59..c131602 100644
--- a/lines-example.tex
+++ b/lines-example.tex
@@ -1,5 +1,5 @@
 \documentclass[10pt,aspectratio=169,t,ignorenonframetext]{beamer}
-\usetheme[author,date,title,page,hidelogo]{lines}
+\usetheme[author,institute,date,title,page,hidelogo]{lines}
 \usecolortheme{aptero}
 
 \title[Lines beamer theme]{Lines}
diff --git a/ut-example.tex b/ut-example.tex
index d5f3de1..141d5fb 100644
--- a/ut-example.tex
+++ b/ut-example.tex
@@ -1,5 +1,5 @@
 \documentclass[aspectratio=169,t]{beamer}
-\usetheme[author,date,title]{ut}
+\usetheme[author,institute,date,title]{ut}
 
 \title{A beamer theme for the University of T\"ubingen}
 \author[Benda]{Jan Benda}
@@ -151,6 +151,7 @@
 \end{frame}
 
 \begin{frame}{Blocks}
+  Carefully used, they bring color into the slide.
   \begin{block}{Some block}
     Block with title and content: \texttt{block} environment with title as argument.
   \end{block}