diff --git a/p/PETSc/PETSc-3.12.1-intel-2017a-it4i.eb b/p/PETSc/PETSc-3.12.1-intel-2017a-it4i.eb
index 85aaf7ae..d6d0afeb 100644
--- a/p/PETSc/PETSc-3.12.1-intel-2017a-it4i.eb
+++ b/p/PETSc/PETSc-3.12.1-intel-2017a-it4i.eb
@@ -1,4 +1,5 @@
 # IT4Innovations 2019
+# kompilovat na cn
 
 easyblock = 'ConfigureMake'
 name = 'PETSc'
diff --git a/p/PETSc/PETSc-3.12.1-intel-2018a-it4i.eb b/p/PETSc/PETSc-3.12.1-intel-2018a-it4i.eb
index a33397fe..44423ad7 100644
--- a/p/PETSc/PETSc-3.12.1-intel-2018a-it4i.eb
+++ b/p/PETSc/PETSc-3.12.1-intel-2018a-it4i.eb
@@ -1,4 +1,5 @@
 # IT4Innovations 2019
+# kompilovat na cn
 
 easyblock = 'ConfigureMake'
 name = 'PETSc'