diff --git a/Golden_Repo/m/matplotlib/matplotlib-3.5.2-foss-2022a.eb b/Golden_Repo/m/matplotlib/matplotlib-3.5.2-gcccoremkl-11.3.0-2022.1.0.eb
similarity index 97%
rename from Golden_Repo/m/matplotlib/matplotlib-3.5.2-foss-2022a.eb
rename to Golden_Repo/m/matplotlib/matplotlib-3.5.2-gcccoremkl-11.3.0-2022.1.0.eb
index a9c42b35533b57f77d12217824e566465e0cd19a..01afbfc2b1b7398c30ca83b6f7909a904ea6cc37 100644
--- a/Golden_Repo/m/matplotlib/matplotlib-3.5.2-foss-2022a.eb
+++ b/Golden_Repo/m/matplotlib/matplotlib-3.5.2-gcccoremkl-11.3.0-2022.1.0.eb
@@ -8,7 +8,7 @@ description = """matplotlib is a python 2D plotting library which produces publi
  hardcopy formats and interactive environments across platforms. matplotlib can be used in python scripts, the python
  and ipython shell, web application servers, and six graphical user interface toolkits."""
 
-toolchain = {'name': 'foss', 'version': '2022a'}
+toolchain = {'name': 'gcccoremkl', 'version': '11.3.0-2022.1.0'}
 
 builddependencies = [
     ('pkgconf', '1.8.0'),