diff --git a/easybuild/easyconfigs/i/imkl-FFTW/imkl-FFTW-2021.4.0-iimpi-2021.09.eb b/easybuild/easyconfigs/i/imkl-FFTW/imkl-FFTW-2021.4.0-iimpi-2021.09.eb
new file mode 100644
index 00000000000..198703d5040
--- /dev/null
+++ b/easybuild/easyconfigs/i/imkl-FFTW/imkl-FFTW-2021.4.0-iimpi-2021.09.eb
@@ -0,0 +1,11 @@
+name = 'imkl-FFTW'
+version = '2021.4.0'
+
+homepage = 'https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/onemkl.html'
+description = "FFTW interfaces using Intel oneAPI Math Kernel Library"
+
+toolchain = {'name': 'iimpi', 'version': '2021.09'}
+
+dependencies = [('imkl', version, '', True)]
+
+moduleclass = 'numlib'
diff --git a/easybuild/easyconfigs/i/imkl/imkl-2021.4.0-iimpi-2021.09.eb b/easybuild/easyconfigs/i/imkl/imkl-2021.4.0-iimpi-2021.09.eb
deleted file mode 100644
index 2e474b7e657..00000000000
--- a/easybuild/easyconfigs/i/imkl/imkl-2021.4.0-iimpi-2021.09.eb
+++ /dev/null
@@ -1,14 +0,0 @@
-name = 'imkl'
-version = '2021.4.0'
-
-homepage = 'https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/onemkl.html'
-description = "Intel oneAPI Math Kernel Library"
-
-toolchain = {'name': 'iimpi', 'version': '2021.09'}
-
-# see https://software.intel.com/content/www/us/en/develop/articles/oneapi-standalone-components.html
-source_urls = ['https://registrationcenter-download.intel.com/akdlm/irc_nas/18222/']
-sources = ['l_onemkl_p_%(version)s.640_offline.sh']
-checksums = ['9ad546f05a421b4f439e8557fd0f2d83d5e299b0d9bd84bdd86be6feba0c3915']
-
-moduleclass = 'numlib'
diff --git a/easybuild/easyconfigs/i/intel/intel-2021.09.eb b/easybuild/easyconfigs/i/intel/intel-2021.09.eb
index 34c8a44dfe7..0a18f57735a 100644
--- a/easybuild/easyconfigs/i/intel/intel-2021.09.eb
+++ b/easybuild/easyconfigs/i/intel/intel-2021.09.eb
@@ -15,7 +15,8 @@ dependencies = [
     ('binutils', '2.37', '', ('GCCcore', local_gccver)),
     ('intel-compilers', local_comp_ver),
     ('impi', local_comp_ver, '', ('intel-compilers', local_comp_ver)),
-    ('imkl', local_comp_ver, '', ('iimpi', version)),
+    ('imkl', local_comp_ver, '', True),
+    ('imkl-FFTW', local_comp_ver, '', ('iimpi', version)),
 ]
 
 moduleclass = 'toolchain'