diff --git a/.gitignore b/.gitignore
index d093f73..a9fba0b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /lubridate_1.7.3.tar.gz
+/lubridate_1.7.4.tar.gz
diff --git a/R-lubridate.spec b/R-lubridate.spec
index 1775ad0..f20394d 100644
--- a/R-lubridate.spec
+++ b/R-lubridate.spec
@@ -5,33 +5,35 @@
 %global with_doc  1
 
 Name:             R-%{packname}
-Version:          1.7.3
-Release:          4%{?dist}
+Version:          1.7.4
+Release:          1%{?dist}
 Summary:          Make dealing with dates a little easier
 
 License:          GPLv2+ and ASL 2.0
 URL:              https://cran.r-project.org/web/packages/%{packname}/index.html
 Source0:          https://cran.r-project.org/src/contrib/%{packname}_%{version}.tar.gz
-# https://github.com/tidyverse/lubridate/pull/649
-Patch0001:        0001-Fix-system-timezone-memoization.patch
 
 # Here's the R view of the dependencies world:
 # Depends:   R-methods
-# Imports:   R-stringr R-Rcpp
-# Suggests:  R-testthat R-knitr R-covr
+# Imports:   R-stringr, R-Rcpp >= 0.12.13
+# Suggests:  R-testthat, R-knitr, R-covr
 # LinkingTo:
 # Enhances:
 
 Requires:         R-methods
-Requires:         R-stringr R-Rcpp
+Requires:         R-stringr
+Requires:         R-Rcpp >= 0.12.13
 Requires:         tzdata
 %if %{fedora} >= 28
 BuildRequires:    cctz-devel
 %else
 BuildRequires:    tzdata
 %endif
-BuildRequires:    R-devel tex(latex) R-methods
-BuildRequires:    R-stringr R-Rcpp-devel
+BuildRequires:    R-devel
+BuildRequires:    tex(latex)
+BuildRequires:    R-methods
+BuildRequires:    R-stringr
+BuildRequires:    R-Rcpp-devel >= 0.12.13
 BuildRequires:    R-testthat
 %if %{with_doc}
 BuildRequires:    R-knitr
@@ -50,9 +52,6 @@ License, are included in this package. See
 
 %prep
 %setup -q -c -n %{packname}
-pushd %{packname}
-%patch0001 -p1
-popd
 
 # Don't need coverage; it's not packaged either.
 sed -i 's/, covr//g' %{packname}/DESCRIPTION
@@ -109,6 +108,9 @@ _R_CHECK_FORCE_SUGGESTS_=0 %{_bindir}/R CMD check %{packname} --ignore-vignettes
 
 
 %changelog
+* Thu Apr 26 2018 Elliott Sales de Andrade <quantum.analyst@gmail.com> - 1.7.4-1
+- Update to latest release
+
 * Sun Mar 18 2018 Elliott Sales de Andrade <quantum.analyst@gmail.com> - 1.7.3-4
 - Add missing Rcpp Requires.
 - Make library name explicit.
diff --git a/sources b/sources
index b1bf806..091ddb1 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (lubridate_1.7.3.tar.gz) = 66d9912ae0fdb61a07acc7ba245918c78a46493f88cc03bf732882908906a30105bc8dd87b59e913488851e1afa66f0d18490647d055202f66f7206320040a87
+SHA512 (lubridate_1.7.4.tar.gz) = b77af2a16c07a24278bf59eab2231524f81c6f4ce92d9e8b5ffe3d4cb8fe8af229c8bbe1c94d596cb858c2f7cef83a7b99b6e15654402f12d911d887dc04ab5b