diff --git a/easybuild/easyconfigs/d/dlib/dlib-19.24.6-foss-2023a-CUDA-12.1.1.eb b/easybuild/easyconfigs/d/dlib/dlib-19.24.6-foss-2023a-CUDA-12.1.1.eb
index ff51c90bca5..c3ffb7be647 100644
--- a/easybuild/easyconfigs/d/dlib/dlib-19.24.6-foss-2023a-CUDA-12.1.1.eb
+++ b/easybuild/easyconfigs/d/dlib/dlib-19.24.6-foss-2023a-CUDA-12.1.1.eb
@@ -15,7 +15,6 @@ computing environments."""
 toolchain = {'name': 'foss', 'version': '2023a'}
 toolchainopts = {'pic': True}
 
-source_urls = [PYPI_SOURCE]
 sources = [SOURCE_TAR_GZ]
 patches = ['dlib-19.24.6_FlexiBLAS.patch']
 checksums = [
@@ -41,8 +40,6 @@ use_pip = True
 preinstallopts = "export CMAKE_BUILD_PARALLEL_LEVEL=%(parallel)s && "
 preinstallopts += "sed -i 's/BLAS_REFERENCE cblas/BLAS_REFERENCE flexiblas/g' dlib/cmake_utils/find_blas.cmake && "
 
-#installopts = """--global-option="--compiler-flags='$CXXFLAGS'" """
-
 sanity_check_paths = {
     'files': [],
     'dirs': ['lib/python%(pyshortver)s/site-packages'],