diff --git a/PackageInfo.g b/PackageInfo.g
index 749d195..54271d3 100644
--- a/PackageInfo.g
+++ b/PackageInfo.g
@@ -10,15 +10,7 @@ SetPackageInfo( rec(
 
 PackageName := "CatReps",
 Subtitle := "Representations and cohomology of finite categories",
-Version := Maximum( [
-                   "2021.06-01", ## Mohamed's version
-                   ## this line prevents merge conflicts
-                   "2020.10-02", ## Tibor's version
-                   ## this line prevents merge conflicts
-                   "2020.01-01", ## Peter's version
-                   ## this line prevents merge conflicts
-                   "2021.07-02", ## Fabian's version
-                   ] ),
+Version := "2021.08-01",
 
 Date := ~.Version{[ 1 .. 10 ]},
 Date := Concatenation( "01/", ~.Version{[ 6, 7 ]}, "/", ~.Version{[ 1 .. 4 ]} ),
@@ -115,8 +107,8 @@ Dependencies := rec(
                    [ "SubcategoriesForCAP", ">= 2020.06-01" ],
                    [ "MatricesForHomalg", ">= 2020.02.02" ],
                    [ "Toposes", ">= 2020.04.27" ],
-                   [ "Algebroids", ">= 2020.11-01" ],
-                   [ "FunctorCategories", ">= 2020.11-01" ],
+                   [ "Algebroids", ">= 2021.08-02" ],
+                   [ "FunctorCategories", ">= 2021.08-01" ],
                    ],
   SuggestedOtherPackages := [ ],
   ExternalConditions := [ ],
diff --git a/examples/CategoryOfRepresentations.g b/examples/CategoryOfRepresentations.g
index 29ea489..a5b1daa 100644
--- a/examples/CategoryOfRepresentations.g
+++ b/examples/CategoryOfRepresentations.g
@@ -507,7 +507,7 @@ Display( s1 );
 #! (an empty 0 x 0 matrix)
 #! 
 #! A zero, isomorphism in Category of matrices over GF(3)
-Aop := OppositeAlgebroidOverOppositeQuiverAlgebra( A );
+Aop := OppositeAlgebroid( A );
 #! Algebroid generated by the right quiver q_op(2)[a:1->1,b:2->1,c:2->2]
 Yop := YonedaEmbedding( Aop );
 #! Yoneda embedding functor
diff --git a/examples/julia/notebooks/CategoryOfRepresentations.ipynb b/examples/julia/notebooks/CategoryOfRepresentations.ipynb
index 7e73ce6..edbe4d7 100644
--- a/examples/julia/notebooks/CategoryOfRepresentations.ipynb
+++ b/examples/julia/notebooks/CategoryOfRepresentations.ipynb
@@ -1942,7 +1942,7 @@
     }
    ],
    "source": [
-    "Aop = OppositeAlgebroidOverOppositeQuiverAlgebra( A )"
+    "Aop = OppositeAlgebroid( A )"
    ]
   },
   {