diff --git a/Golden_Repo/e/Extra-Prof/Extra-Prof-4.3.0-alpha3-GCCcore-11.3.0.eb b/Golden_Repo/e/Extra-Prof/Extra-Prof-4.3.0-alpha3-GCCcore-11.3.0.eb
index da777cefede9b15069e58880e77274e138183bb5..52d2d9c490225ac6b391b2596c34e3521a457a33 100644
--- a/Golden_Repo/e/Extra-Prof/Extra-Prof-4.3.0-alpha3-GCCcore-11.3.0.eb
+++ b/Golden_Repo/e/Extra-Prof/Extra-Prof-4.3.0-alpha3-GCCcore-11.3.0.eb
@@ -12,7 +12,7 @@ toolchain = {'name': 'GCCcore', 'version': '11.3.0'}
 sources = [
     {'source_urls': ['https://github.com/extra-p/extrap/archive/refs/tags/'],
      'filename': 'extrap-%(version)s.tar.gz',
-     'download_filename': '%(version)s.tar.gz'}]
+     'download_filename': 'v%(version)s.tar.gz'}]
 checksums = ['91cbc84affe319b4dd7aee3752e9944123759d0513fba8a23c8418327727e7e5']
 
 extract_sources = True