diff --git a/.gitignore b/.gitignore
index 39db506..fcc2467 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,5 @@
 /lz4-4.0.2.tar.gz
 /lz4-4.1.2.tar.gz
 /lz4-4.1.3.tar.gz
+/lz4-4.1.15.tar.gz
+/lz4-4.1.14.tar.gz
diff --git a/golang-github-pierrec-lz4.spec b/golang-github-pierrec-lz4.spec
index 35f0a32..5fd05ab 100644
--- a/golang-github-pierrec-lz4.spec
+++ b/golang-github-pierrec-lz4.spec
@@ -1,9 +1,9 @@
-# Generated by go2rpm
+# Generated by go2rpm 1.7.0
 %bcond_without check
 
 # https://github.com/pierrec/lz4
 %global goipath         github.com/pierrec/lz4
-Version:                4.1.3
+Version:                4.1.14
 
 %gometa
 
@@ -26,14 +26,9 @@ Name:           %{goname}
 Release:        %autorelease
 Summary:        LZ4 compression and decompression in pure Go
 
-# Upstream license specification: BSD-3-Clause
-License:        BSD
+License:        BSD-3-Clause
 URL:            %{gourl}
-Source0:        %{gosource}
-
-BuildRequires:  golang(code.cloudfoundry.org/bytefmt)
-BuildRequires:  golang(github.com/pierrec/cmdflag)
-BuildRequires:  golang(github.com/schollz/progressbar/v3)
+Source:         %{gosource}
 
 %description
 %{common_description}
@@ -43,6 +38,9 @@ BuildRequires:  golang(github.com/schollz/progressbar/v3)
 %prep
 %goprep
 
+%generate_buildrequires
+%go_generate_buildrequires
+
 %build
 for cmd in cmd/* ; do
   %gobuild -o %{gobuilddir}/bin/$(basename $cmd) %{goipath}/$cmd
diff --git a/sources b/sources
index 83ec04d..701f4ea 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (lz4-4.1.3.tar.gz) = 06d962cd4130cb65053a494b3a18895b3bc062e18b344d0b484aff2e23f6cc02034de2362500c9fcd230ef879e7c18f3421c2b22e62679ac3908c23877a4d66e
+SHA512 (lz4-4.1.14.tar.gz) = a6ac546e99e2494489b96ebc642a6087f1d7b2a9175443f69f30a185ecba954e349731214ed69557b74adae370b7268db35e2890d71397804a7c523a32d24f2d