diff --git a/.gitignore b/.gitignore
index 4ef9f16..944138e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@
 /smallvec-1.2.0.crate
 /smallvec-1.3.0.crate
 /smallvec-1.4.0.crate
+/smallvec-1.4.1.crate
diff --git a/rust-smallvec.spec b/rust-smallvec.spec
index 85f0506..006f2e7 100644
--- a/rust-smallvec.spec
+++ b/rust-smallvec.spec
@@ -5,7 +5,7 @@
 %global crate smallvec
 
 Name:           rust-%{crate}
-Version:        1.4.0
+Version:        1.4.1
 Release:        1%{?dist}
 Summary:        'Small vector' optimization: store up to a small number of items on the stack
 
@@ -52,6 +52,18 @@ which use "default" feature of "%{crate}" crate.
 %files       -n %{name}+default-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
 
+%package     -n %{name}+const_generics-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+const_generics-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "const_generics" feature of "%{crate}" crate.
+
+%files       -n %{name}+const_generics-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
 %package     -n %{name}+may_dangle-devel
 Summary:        %{summary}
 BuildArch:      noarch
@@ -131,6 +143,9 @@ which use "write" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Fri Jul 10 2020 Josh Stone <jistone@redhat.com> - 1.4.1-1
+- Update to 1.4.1
+
 * Thu Apr 23 2020 Josh Stone <jistone@redhat.com> - 1.4.0-1
 - Update to 1.4.0
 
diff --git a/sources b/sources
index 7949e47..ca41576 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (smallvec-1.4.0.crate) = 32a56d7055655ee7d4a6556afd63db7200c269a109ec3bee29fefce8bc75363762c3cf625aa3edd3b06a93046b8c64fea2036403b63ac0e764e08af78c936a63
+SHA512 (smallvec-1.4.1.crate) = 9fd60cfc29f413b44a5f215d3dc78b90b25a5f300e70d5f655571fbffc14bd701383485fb67ed3f4a73b9cfb46c6584bcf81be67e99d5e6a69dec5681ed6c4e4