diff --git a/base/proposal.dtx b/base/proposal.dtx
index 449f18d..e42c861 100644
--- a/base/proposal.dtx
+++ b/base/proposal.dtx
@@ -932,6 +932,7 @@
 \@ifundefined{prop@gen@PIs}{}{\@for\@I:=\prop@gen@PIs\do{\stepcounter{@PIs}}}
 \newcounter{@sites}
 \@ifundefined{prop@gen@sites}{}{\@for\@I:=\prop@gen@sites\do{\stepcounter{@sites}}
+\pdata@def{all}{site}{ids}{\prop@gen@sites}%
 \pdata@def{all}{site}{count}{\the@site}}
 \setcounter{page}{0}
 \begin{prop@proposal}}
diff --git a/base/proposal.pdf b/base/proposal.pdf
index 33db426..6301333 100644
Binary files a/base/proposal.pdf and b/base/proposal.pdf differ
diff --git a/base/proposal.sty b/base/proposal.sty
index b32a135..ea8ea4d 100644
--- a/base/proposal.sty
+++ b/base/proposal.sty
@@ -106,6 +106,7 @@
 \@ifundefined{prop@gen@PIs}{}{\@for\@I:=\prop@gen@PIs\do{\stepcounter{@PIs}}}
 \newcounter{@sites}
 \@ifundefined{prop@gen@sites}{}{\@for\@I:=\prop@gen@sites\do{\stepcounter{@sites}}
+\pdata@def{all}{site}{ids}{\prop@gen@sites}%
 \pdata@def{all}{site}{count}{\the@site}}
 \setcounter{page}{0}
 \begin{prop@proposal}}