diff --git a/glicid/packages/benchmark.scm b/glicid/packages/benchmark.scm
index 6d40346..1b8afe2 100644
--- a/glicid/packages/benchmark.scm
+++ b/glicid/packages/benchmark.scm
@@ -157,15 +157,15 @@
  )
 )  
 
-(define-public glicid-intel-mpi-benchmarks-gcc-11
- (package
-  (inherit glicid-intel-mpi-benchmarks)
-  (name "glicid-specific-intel-mpi-benchmarks")
-  (inputs `(("openmpi", glicid-openmpi-gcc-11)
-            ("gcc",gcc-11)
-                  ,@(package-inputs glicid-intel-mpi-benchmarks)))
-  )
-)  
+;(define-public glicid-intel-mpi-benchmarks-gcc-11
+; (package
+;  (inherit glicid-intel-mpi-benchmarks)
+;  (name "glicid-specific-intel-mpi-benchmarks")
+;  (inputs `(("openmpi", glicid-openmpi-gcc-11)
+;            ("gcc",gcc-11)
+;                  ,@(package-inputs glicid-intel-mpi-benchmarks)))
+;  )
+;)  
 
 ;;defined by gricad / PA Boutier
 
diff --git a/glicid/packages/glicid.scm b/glicid/packages/glicid.scm
index 95d7abd..6b66f32 100644
--- a/glicid/packages/glicid.scm
+++ b/glicid/packages/glicid.scm
@@ -241,23 +241,23 @@
 ;)
 
 
-(define-public glicid-gromacs-gcc-11
- (package
-  (inherit gromacs)
-  (name "glicid-gromacs-gcc-11")
-  (version "2020.3")
-  (source 
-   (origin
-    (method url-fetch)
-    (uri (string-append "http://ftp.gromacs.org/pub/gromacs/gromacs-" version ".tar.gz"))
-    (sha256 (base32 "1acjrhcfzpqy2dncblhj97602jbg9gdha4q1bgji9nrj25lq6cch"))
-   ))
-
-  (inputs `(("gcc-11", gcc-11)
-            ("gfortran-11", gfortran-11)
-            ("glicid-openmpi-gcc-11", glicid-openmpi-gcc-11)
-                    ,@(package-inputs gromacs)))
-))
+;(define-public glicid-gromacs-gcc-11
+; (package
+;  (inherit gromacs)
+;  (name "glicid-gromacs-gcc-11")
+;  (version "2020.3")
+;  (source 
+;   (origin
+;    (method url-fetch)
+;    (uri (string-append "http://ftp.gromacs.org/pub/gromacs/gromacs-" version ".tar.gz"))
+;    (sha256 (base32 "1acjrhcfzpqy2dncblhj97602jbg9gdha4q1bgji9nrj25lq6cch"))
+;   ))
+;
+;  (inputs `(("gcc-11", gcc-11)
+;            ("gfortran-11", gfortran-11)
+;            ("glicid-openmpi-gcc-11", glicid-openmpi-gcc-11)
+;                    ,@(package-inputs gromacs)))
+;))
 
 
 (define-public glicid-python-nbxmpp