diff --git a/.gitignore b/.gitignore
index 2fc984a..974050a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@ BufferedMatrix_1.12.0.tar.gz
 /BufferedMatrix_1.28.0.tar.gz
 /BufferedMatrix_1.40.0.tar.gz
 /BufferedMatrix_1.44.0.tar.gz
+/BufferedMatrix_1.50.0.tar.gz
diff --git a/R-BufferedMatrix.spec b/R-BufferedMatrix.spec
index 9e9975e..2a304df 100644
--- a/R-BufferedMatrix.spec
+++ b/R-BufferedMatrix.spec
@@ -2,15 +2,13 @@
 %global Rvers      3.4.0
 
 Name:              R-%{packname}
-Version:           1.44.0
-Release:           5%{dist}
+Version:           1.50.0
+Release:           1%{dist}
 Summary:           A matrix data storage object method from bioconductor
 Summary(fr):       Stockage des données d'un matrice dans un fichier temporaire
-
 License:           LGPLv2+
 URL:               http://bioconductor.org/packages/release/bioc/html/BufferedMatrix.html
 Source0:           http://bioconductor.org/packages/release/bioc/src/contrib/%{packname}_%{version}.tar.gz 
-
 BuildRequires:     R-devel >= %{Rvers} tex(latex) R-methods
 
 %package           devel
@@ -18,7 +16,7 @@ Summary:           Development files for %{name}
 Requires:          %{name}%{?_isa} = %{version}-%{release}
 
 %description
-A tabular style data object where most data is stored outside main memory. 
+A tabular style data object where most data is stored outside main memory.
 A buffer is used to speed up access to data.
 
 This library is part of the bioconductor (bioconductor.org) project.
@@ -41,14 +39,14 @@ developing applications that use %{name}
 rm -rf %{buildroot}i
 sed -i -e 's/\r$//' %{packname}/inst/doc/BufferedMatrix.Rnw
 
-mkdir -p %{buildroot}%{_libdir}/R/library 
+mkdir -p %{buildroot}%{_libdir}/R/library
 %{_bindir}/R CMD INSTALL -l $RPM_BUILD_ROOT%{_libdir}/R/library %{packname}
 
 # Clean up in advance of check
 test -d %{packname}/src && (cd %{packname}/src; rm -f *.o *.so)
 rm -rf %{buildroot}%{_libdir}/R/library/R.css
 
-## Change the header of place for the -devel --> Removed 
+## Change the header of place for the -devel --> Removed
 ## see: https://www.redhat.com/archives/fedora-r-devel-list/2009-March/msg00001.html
 
 #mkdir -p  $RPM_BUILD_ROOT%{_datadir}/R/library/%{packname}/include/
@@ -76,6 +74,9 @@ rm -rf %{buildroot}%{_libdir}/R/library/R.css
 
 
 %changelog
+* Thu Nov  7 2019 Tom Callaway <spot@fedoraproject.org> - 1.50.0-1
+- update to 1.50.0
+
 * Mon Aug 12 2019 Elliott Sales de Andrade <quantum.analyst@gmail.com> - 1.44.0-5
 - Remove explicit dependencies provided by automatic dependency generator
 
diff --git a/sources b/sources
index a203581..736059c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (BufferedMatrix_1.44.0.tar.gz) = fad23285d23de11cefcb881769db527f1253aac7a5b58003d63f91c5535debb1a72de49ce0f7038614938be89d328feb0871eecdf209ad3ec1c4a5faf584e172
+SHA512 (BufferedMatrix_1.50.0.tar.gz) = 14dda2d3ff80f7623bb6dbc01870cd319d3095ba2e791ea7d80a9e078fb45140d3f0180522d137690adf3457c3dd70f9dd15ff28cea023d6560610ddfd7210d3