diff --git a/easybuild/easyconfigs/n/NextGenMap/NextGenMap-0.5.5-GCC-12.3.0.eb b/easybuild/easyconfigs/n/NextGenMap/NextGenMap-0.5.5-GCC-12.3.0.eb
index e5fc83ffd261..1792c3ecdfa7 100644
--- a/easybuild/easyconfigs/n/NextGenMap/NextGenMap-0.5.5-GCC-12.3.0.eb
+++ b/easybuild/easyconfigs/n/NextGenMap/NextGenMap-0.5.5-GCC-12.3.0.eb
@@ -39,10 +39,12 @@ postinstallcmds = [
     r"sed -i 's/\(LD_LIBRARY_PATH=[^ ]*\)\"/\1:$LD_LIBRARY_PATH\"/g' %(installdir)s/bin/ngm",
     # fix execution permissions for ngm* binaries/scripts
     "chmod a+x %(installdir)s/bin/ngm*",
+    # link `libOpenCL.so.1` to the `lib` directory (required when using RPATH linking)
+    'cd %(installdir)s && mkdir -p lib && ln -rfs bin/opencl/lib/libOpenCL.so.1 lib/libOpenCL.so.1',
 ]
 
 sanity_check_paths = {
-    'files': ['bin/%s' % x for x in ['ngm', 'ngm-core', 'ngm-log', 'ngm-utils', 'oclTool']],
+    'files': ['lib/libOpenCL.so.1'] + ['bin/%s' % x for x in ['ngm', 'ngm-core', 'ngm-log', 'ngm-utils', 'oclTool']],
     'dirs': ['bin/opencl']
 }