diff --git a/ptbposter/ptbposter-2020.clo b/ptbposter/ptbposter-2020.clo
index 14aec93a7e7c070fc56d190b430c2792213322c4..84c079f29104b8730e7edec50d57100e0fd4f3bb 100644
--- a/ptbposter/ptbposter-2020.clo
+++ b/ptbposter/ptbposter-2020.clo
@@ -50,7 +50,7 @@
       \PTBdesignFont\normalsize
       \begin{varwidth}[t]{.32\linewidth}
         Physikalisch-Technische Bundesanstalt\\
-        Nationales Metrologieinstitut
+        \ifPTB@german@ Nationales Metrologieinstitut\else National Metrology Institute\fi
       \end{varwidth}
       \hfill
       \begin{varwidth}[t]{.6\linewidth}
@@ -98,7 +98,7 @@
       \put(\PTB@tempdima,\PTB@tempdimb){%
         \begin{tabular}[t]{@{}l@{}}
           Physikalisch-Technische Bundesanstalt \\
-          Nationales Metrologieinstitut \\[\f@baselineskip]
+          \ifPTB@german@ Nationales Metrologieinstitut\else National Metrology Institute\fi \\[\f@baselineskip]
           \ifx\PTB@street\@empty\else\PTB@street\\\fi
           \ifx\PTB@location\@empty\else\PTB@location\\\fi
           \href{https://www.ptb.de/}{www.ptb.de}