diff --git a/generate-modified-sources.sh b/generate-modified-sources.sh
deleted file mode 100644
index b12059f..0000000
--- a/generate-modified-sources.sh
+++ /dev/null
@@ -1,46 +0,0 @@
-#!/bin/bash
-
-# This script downloads sources and modifies them
-
-set -ex
-
-NAME="mariadb"
-VERSION=$( rpmspec -q --srpm --qf '%{VERSION}' "${NAME}.spec" )
-# SOURCES_URL=$( spectool -s 0 "$NAME.spec" | cut -d ' ' -f 2 )
-SOURCES_URL="https://downloads.mariadb.org/interstitial/mariadb-${VERSION}/source/mariadb-${VERSION}.tar.gz"
-
-OLD_ARCHIVE_NAME="${NAME}-${VERSION}"
-NEW_ARCHIVE_NAME="${NAME}-${VERSION}-downstream_modified"
-
-# Retrieve the archive:
-
-rm -rf "./${OLD_ARCHIVE_NAME}.tar.gz" "./${OLD_ARCHIVE_NAME}/" "./${NEW_ARCHIVE_NAME}.tar.gz" "./${NEW_ARCHIVE_NAME}/"
-wget "${SOURCES_URL}"
-
-# Modify the archive:
-
-# 1/ Change both the name of the archive and the name of the base directory inside of the archive
-#    It will be necessary to change the name in the SPECfile in the %prep phase
-#    This will prevent maintainer to rebase to a non-modified sources archive without changing the SPECfile
-
-tar -xof "${OLD_ARCHIVE_NAME}.tar.gz"
-mv "${OLD_ARCHIVE_NAME}" "${NEW_ARCHIVE_NAME}"
-
-# 2/ Remove the code licensed under the PerconaFT license
-#    which was not yet reviewed as suitable for Fedora or RHEL.
-#
-#    License file:
-#      storage/tokudb/PerconaFT/PATENTS
-#
-#    The whole storage engine, which requires code under this license
-#    has to be removed before uploading sources to Fedora.
-
-rm -r "${NEW_ARCHIVE_NAME}/storage/tokudb"
-
-# Pack the extracted files back to the archive
-
-tar -czf "${NEW_ARCHIVE_NAME}.tar.gz" "${NEW_ARCHIVE_NAME}"
-
-# Remove the decompressed original used to create the archive
-
-rm -r "./${NEW_ARCHIVE_NAME}/"
diff --git a/mariadb.spec b/mariadb.spec
index 4c728bd..302844e 100644
--- a/mariadb.spec
+++ b/mariadb.spec
@@ -138,12 +138,7 @@ Summary:          A very fast and robust SQL database server
 URL:              http://mariadb.org
 License:          GPLv2 and LGPLv2
 
-# Original upstream sources archive URL
-# Source0:          https://downloads.mariadb.org/interstitial/mariadb-%{version}/source/mariadb-%{version}.tar.gz
-# Non-existent URL containing correct archive name
-#   The archive was created by executing the "generate-modified-sources.sh" script
-Source0:          https://fedoraproject.org/mariadb-%{version}-downstream_modified.tar.gz
-
+Source0:          https://downloads.mariadb.org/interstitial/mariadb-%{version}/source/mariadb-%{version}.tar.gz
 Source2:          mysql_config_multilib.sh
 Source3:          my.cnf.in
 Source6:          README.mariadb-docs
@@ -668,7 +663,7 @@ sources.
 
 
 %prep
-%setup -q -n %{pkg_name}-%{version}-downstream_modified
+%setup -q -n %{pkg_name}-%{version}
 
 # Remove JAR files that upstream puts into tarball
 find . -name "*.jar" -type f -exec rm --verbose -f {} \;