diff --git a/.gitignore b/.gitignore
index e93af2b..f5ececa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /smawk-0.3.0.crate
+/smawk-0.3.1.crate
diff --git a/.rust2rpm.conf b/.rust2rpm.conf
new file mode 100644
index 0000000..f718f93
--- /dev/null
+++ b/.rust2rpm.conf
@@ -0,0 +1,3 @@
+[DEFAULT]
+unwanted-features =
+  ndarray
diff --git a/rust-smawk.spec b/rust-smawk.spec
index 05fbb97..27a5f36 100644
--- a/rust-smawk.spec
+++ b/rust-smawk.spec
@@ -5,17 +5,14 @@
 %global crate smawk
 
 Name:           rust-%{crate}
-Version:        0.3.0
-Release:        3%{?dist}
+Version:        0.3.1
+Release:        1%{?dist}
 Summary:        Functions for finding row-minima in a totally monotone matrix
 
 # Upstream license specification: MIT
 License:        MIT
 URL:            https://crates.io/crates/smawk
 Source:         %{crates_source}
-# Initial patched metadata
-# * Drop ndarray feature, broken deps
-Patch0:         smawk-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}
 %if %{__cargo_skip_build}
@@ -74,6 +71,10 @@ which use "default" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Wed Mar 03 2021 Fabio Valentini <decathorpe@gmail.com> - 0.3.1-1
+- Update to version 0.3.1.
+- Fixes RHBZ#1922635
+
 * Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.3.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
 
diff --git a/smawk-fix-metadata.diff b/smawk-fix-metadata.diff
deleted file mode 100644
index 71161c8..0000000
--- a/smawk-fix-metadata.diff
+++ /dev/null
@@ -1,12 +0,0 @@
---- smawk-0.3.0/Cargo.toml	2020-09-02T13:13:27+00:00
-+++ smawk-0.3.0/Cargo.toml	2020-12-29T16:22:57.320222+00:00
-@@ -21,9 +21,6 @@
- categories = ["algorithms", "science"]
- license = "MIT"
- repository = "https://github.com/mgeisler/smawk"
--[dependencies.ndarray]
--version = "0.13"
--optional = true
- [dev-dependencies.num-traits]
- version = "0.2"
- 
diff --git a/sources b/sources
index bd19a05..201d666 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (smawk-0.3.0.crate) = 374f6e5c99f275d37d8ce8e49021ffcc71842a6e2678cd428652e57f6d7cd0041d9f52c6bf5ba238d3c1325a9a218309aaeaf1e86694210c7c9e678bb91d9473
+SHA512 (smawk-0.3.1.crate) = d6a050e873da5c90de3ff9fd02166de3be4c03931de9cac5307e6c16a71b8db1db6e8309eaa38ad408b20e0cc98eb4133595ad7aea96f62ebdcea579a643b65f