diff --git a/.gitignore b/.gitignore
index 0dd03de..2750e73 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,3 +36,4 @@ R-2.11.1.tar.gz
 /R-3.4.2.tar.gz
 /pcre-8.41.tar.bz2
 /curl-7.56.1.tar.bz2
+/R-3.4.3.tar.gz
diff --git a/R.spec b/R.spec
index 9f1e8cf..9ea6024 100644
--- a/R.spec
+++ b/R.spec
@@ -95,8 +95,8 @@
 %endif
 
 Name: R
-Version: 3.4.2
-Release: 3%{?dist}
+Version: 3.4.3
+Release: 1%{?dist}
 Summary: A language for data analysis and graphics
 URL: http://www.r-project.org
 Source0: ftp://cran.r-project.org/pub/R/src/base/R-3/R-%{version}.tar.gz
@@ -279,10 +279,10 @@ Provides: R-grid = %{version}
 Provides: R-KernSmooth = 2.23.15
 Provides: R-lattice = 0.20.35
 Provides: R-MASS = 7.3.47
-Provides: R-Matrix = 1.2.11
+Provides: R-Matrix = 1.2.12
 Obsoletes: R-Matrix < 0.999375-7
 Provides: R-methods = %{version}
-Provides: R-mgcv = 1.8.20
+Provides: R-mgcv = 1.8.22
 Provides: R-nlme = 3.1.131
 Provides: R-nnet = 7.3.12
 Provides: R-parallel = %{version}
@@ -344,7 +344,7 @@ Requires: tex(cm-super-ts1.enc)
 Requires: qpdf
 %endif
 
-Provides: R-Matrix-devel = 1.2.11
+Provides: R-Matrix-devel = 1.2.12
 Obsoletes: R-Matrix-devel < 0.999375-7
 
 %if %{modern}
@@ -1173,6 +1173,9 @@ R CMD javareconf \
 %{_libdir}/libRmath.a
 
 %changelog
+* Thu Nov 30 2017 Tom Callaway <spot@fedoraproject.org> - 3.4.3-1
+- update to 3.4.3
+
 * Thu Nov 30 2017 Pete Walter <pwalter@fedoraproject.org> - 3.4.2-3
 - Rebuild for ICU 60.1
 
diff --git a/sources b/sources
index 208d528..cf0e192 100644
--- a/sources
+++ b/sources
@@ -1,6 +1,6 @@
 SHA512 (zlib-1.2.11.tar.gz) = 73fd3fff4adeccd4894084c15ddac89890cd10ef105dd5e1835e1e9bbb6a49ff229713bd197d203edfa17c2727700fce65a2a235f07568212d820dca88b528ae
 SHA512 (bzip2-1.0.6.tar.gz) = 00ace5438cfa0c577e5f578d8a808613187eff5217c35164ffe044fbafdfec9e98f4192c02a7d67e01e5a5ccced630583ad1003c37697219b0f147343a3fdd12
 SHA512 (xz-5.2.3.tar.bz2) = 313af8a9eb919de1cd048482779c5ef4d8ebfad89e307f01732f77de4363db8f3cf48f4b737e02f233324d5da0ff7ddfe9a195673b84d0e29d4d456c34c78eef
-SHA512 (R-3.4.2.tar.gz) = d432b65aad8d8ed41a8470365c4d354b83a0e1228413963420f753aead8b84596c9ca3efc58506c8797e887af9dd6fdaf833ac1ad9339ac1ffb4b5aed577803d
 SHA512 (pcre-8.41.tar.bz2) = cc9cdbeb98c010fe4f093a019bebfb91965dae4c6a48f8e49c38ec8df7d9da7f0d32c12fc58f22c51f1c2f010e72b65bcbf8bbf180060e93edf464fa9a7c3551
 SHA512 (curl-7.56.1.tar.bz2) = f8a602e6890b2791ea9199c80801ffd027980de3733d4ab001ee80b5167f840cc821c6fe7852087c88a471edc9d3f328cf660af3e2c6f7139d6c8de62b0ade68
+SHA512 (R-3.4.3.tar.gz) = d4b89daac5060c6d32b2287192c47fc7e8f71f8c2f70f133799bb279c6e486239cb7f298779a59a124eb4228d728ffdaf6bb138c4fd64653bbce0cdf5b0b3412