diff --git a/SIONlib-DEEP-SEA-foss-2022a.eb b/SIONlib-DEEP-SEA-foss-2022a.eb
index d69e30faa6169735b09434fcc7a39cbf9206dea0..5dc055588a0fd9409dec7ea12c68b7d257aa5a05 100644
--- a/SIONlib-DEEP-SEA-foss-2022a.eb
+++ b/SIONlib-DEEP-SEA-foss-2022a.eb
@@ -1,6 +1,7 @@
 easyblock = "CMakeMake"
 name = "SIONlib"
-version = "DEEP-SEA"
+version = "2.0.0-rc3"
+versionsuffix = "-DEEP-SEA"
 
 homepage = 'http://www.fz-juelich.de/ias/jsc/EN/Expertise/Support/Software/SIONlib/_node.html'
 description = """SIONlib is a scalable I/O library for the parallel access to
@@ -18,8 +19,11 @@ toolchain = {'name': 'foss', 'version': '2022a'}
 builddependencies = [('CMake', '3.23.1')]
 
 
-source_urls = ['https://gitlab.jsc.fz-juelich.de/cstao-public/SIONlib/sionlib-deep-sea/-/raw/main/SIONlib-%(version)s.tar.gz?inline=false']
-sources = ['SIONlib-%(version)s.tar.gz']
+source_urls = [
+    'https://gitlab.jsc.fz-juelich.de/cstao-public/SIONlib/sionlib-deep-sea/-/' +
+    'raw/main/SIONlib%(versionsuffix)s.tar.gz?inline=false'
+]
+sources = ['SIONlib%(versionsuffix)s.tar.gz']
 checksums = ['2c69c93d52536fcf13c4c9c38765ddca2fcf7f34a1a7aa001b4b3767f508b5eb']
 
 sanity_check_paths = {