diff --git a/doc/generic/pgf/CHANGELOG.md b/doc/generic/pgf/CHANGELOG.md
index db1ecaa6a..1ad14dc09 100644
--- a/doc/generic/pgf/CHANGELOG.md
+++ b/doc/generic/pgf/CHANGELOG.md
@@ -55,6 +55,8 @@ lot of contributed changes. Thanks to everyone who volunteered their time!
 - Add empty Pattern dictionary to Resources dictionary
 - Spelling and typo fixes in the manual
 - Update Debian installation instructions
+- Suppress white space at line end when `datavisualization` reads from a file 
+  #1112
 
 ### Changed
 
diff --git a/tex/generic/pgf/modules/pgfmoduledatavisualization.code.tex b/tex/generic/pgf/modules/pgfmoduledatavisualization.code.tex
index f60764d0b..96686aa73 100644
--- a/tex/generic/pgf/modules/pgfmoduledatavisualization.code.tex
+++ b/tex/generic/pgf/modules/pgfmoduledatavisualization.code.tex
@@ -721,6 +721,7 @@
 
 \def\pgf@partext{\par}%
 \def\pgf@datagroup@readline{%
+  \endlinechar=-1 % suppress white space at end; this is local to `\pgfdata`
   \immediate\read\r@pgf@reada to \pgf@temp%
   \ifx\pgf@temp\pgf@partext%
     \pgf@dv@format@emptyline%