diff --git a/.gitignore b/.gitignore
index ec36eac..73da75a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /flagset-0.4.3.crate
+/flagset-0.4.4.crate
diff --git a/rust-flagset.spec b/rust-flagset.spec
index 5e25e9f..705684e 100644
--- a/rust-flagset.spec
+++ b/rust-flagset.spec
@@ -5,7 +5,7 @@
 %global crate flagset
 
 Name:           rust-flagset
-Version:        0.4.3
+Version:        0.4.4
 Release:        %autorelease
 Summary:        Data types and a macro for generating enumeration-based bit flags
 
@@ -58,6 +58,18 @@ use the "serde" feature of the "%{crate}" crate.
 %files       -n %{name}+serde-devel
 %ghost %{crate_instdir}/Cargo.toml
 
+%package     -n %{name}+std-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+std-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "std" feature of the "%{crate}" crate.
+
+%files       -n %{name}+std-devel
+%ghost %{crate_instdir}/Cargo.toml
+
 %prep
 %autosetup -n %{crate}-%{version_no_tilde} -p1
 %cargo_prep
diff --git a/sources b/sources
index ea32642..f181865 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (flagset-0.4.3.crate) = 3bf8d995bf148c1cbe4fcd3b4b48d6f99e8536f462afb9f9368e3461a2d6bacd5a7f2263a0668505cc58b7a7a9c1188bbbcc285be2963d1fb2cd1ea46dab8f08
+SHA512 (flagset-0.4.4.crate) = f8aa29eab0458e20cccba5aa3e522e5a0c78ef2f12a966a967ae41f441e08c1ee5414f83ce382d8c10eba030c0c28f1bdc5a6a96a9788daf5d2fccd5d18ae4ad