diff --git a/.gitignore b/.gitignore
index 24d0355..70e2a5e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /deranged-0.3.8.crate
+/deranged-0.3.9.crate
diff --git a/rust-deranged.spec b/rust-deranged.spec
index 48019d1..21f1ac8 100644
--- a/rust-deranged.spec
+++ b/rust-deranged.spec
@@ -1,11 +1,11 @@
-# Generated by rust2rpm 24
+# Generated by rust2rpm 25
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate deranged
 
 Name:           rust-deranged
-Version:        0.3.8
+Version:        0.3.9
 Release:        %autorelease
 Summary:        Ranged integers
 
@@ -71,6 +71,18 @@ use the "num" feature of the "%{crate}" crate.
 %files       -n %{name}+num-devel
 %ghost %{crate_instdir}/Cargo.toml
 
+%package     -n %{name}+powerfmt-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+powerfmt-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "powerfmt" feature of the "%{crate}" crate.
+
+%files       -n %{name}+powerfmt-devel
+%ghost %{crate_instdir}/Cargo.toml
+
 %package     -n %{name}+quickcheck-devel
 Summary:        %{summary}
 BuildArch:      noarch
@@ -120,7 +132,7 @@ use the "std" feature of the "%{crate}" crate.
 %ghost %{crate_instdir}/Cargo.toml
 
 %prep
-%autosetup -n %{crate}-%{version_no_tilde} -p1
+%autosetup -n %{crate}-%{version} -p1
 %cargo_prep
 
 %generate_buildrequires
diff --git a/sources b/sources
index 08c7eac..8226733 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (deranged-0.3.8.crate) = 81577e7371b6850da0abec985f1268735169a4e9272a6bef2e1e46753457260b54ad76fedaa36280102daa0030f70dabd16d2b99fe9c67b2690e469df3c3154e
+SHA512 (deranged-0.3.9.crate) = 63abb2a6aaa770596caf96672c764e2f65b867653f9cd3fc268b4d2137afee7b3fc0618d83ab29c80c313e03455fb717a5015cfb33a69f95adeeddce723003fd