diff --git a/generate-tarball.sh b/generate-tarball.sh
new file mode 100755
index 0000000..0d2f36c
--- /dev/null
+++ b/generate-tarball.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+set -e
+
+name=jansi
+version="$(sed -n 's/Version:\s*//p' *.spec)"
+
+# RETRIEVE
+wget "https://github.com/fusesource/jansi/archive/jansi-${version}.tar.gz" -O "${name}-${version}.orig.tar.gz"
+
+rm -rf tarball-tmp
+mkdir tarball-tmp
+pushd tarball-tmp
+tar xf "../${name}-${version}.orig.tar.gz"
+
+# CLEAN TARBALL
+rm -r */src/main/native/inc_{mac,win}/
+
+tar -czf "../${name}-${version}.tar.gz" *
+popd
+rm -r tarball-tmp "${name}-${version}.orig.tar.gz"
diff --git a/jansi.spec b/jansi.spec
index bed0c6f..1c65f57 100644
--- a/jansi.spec
+++ b/jansi.spec
@@ -2,12 +2,16 @@
 
 Name:             jansi
 Version:          2.1.1
-Release:          6%{?dist}
+Release:          7%{?dist}
 Summary:          Generate and interpret ANSI escape sequences in Java
-
 License:          ASL 2.0
 URL:              http://fusesource.github.io/jansi/
-Source0:          https://github.com/fusesource/jansi/archive/jansi-%{version}.tar.gz
+
+# ./generate-tarball.sh
+Source0:          %{name}-%{version}.tar.gz
+# Remove bundled binaries which cannot be easily verified for licensing
+Source1:          generate-tarball.sh
+
 # Change the location of the native artifact to where Fedora wants it
 Patch0:           %{name}-jni.patch
 
@@ -98,6 +102,10 @@ cp -p src/main/native/libjansi.so %{buildroot}%{_libdir}/%{name}
 %license license.txt
 
 %changelog
+* Fri Jun 18 2021 Mikolaj Izdebski <mizdebsk@redhat.com> - 2.1.1-7
+- Clean tarball from content with questionable licensing
+- Resolves: rhbz#1973750
+
 * Wed Jun 09 2021 Mikolaj Izdebski <mizdebsk@redhat.com> - 2.1.1-6
 - Rebuild to workaround DistroBaker issue
 
diff --git a/sources b/sources
index 8f107e7..a2c0656 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (jansi-2.1.1.tar.gz) = ccdb7b13da6715398b0b1d53bb1272ac445774dea7f643882c7df0182e17350b41dd1c782161f5350028209c82ac3588c22ceaaacd4930ec78645230b335bc4a
+SHA512 (jansi-2.1.1.tar.gz) = 532b6c959e38fa8a1c3563dcafd78fd6634f96b85976b5c0e32808481e5f73c2323a89ace55e13da0f77ab45678d1e844e967dd0ceac19efb0c587af3257b4da