diff --git a/lib/codecr.gi b/lib/codecr.gi
index 9add944..d2bf331 100644
--- a/lib/codecr.gi
+++ b/lib/codecr.gi
@@ -42,7 +42,7 @@ CalculateLinearCodeCoveringRadius := function( code )
 #return Maximum( List( SyndromeTable( code ), i -> Weight( i[ 1 ] ) ) );
 # (old version had line above in place of next 5)
     H:=CheckMat(code);
-    CLs:=CosetLeadersMatFFE(H,LeftActingDomain(code));
+    CLs:=List(Set(CosetLeadersMatFFE(H,LeftActingDomain(code))));
     wts:=List([1..Length(CLs)],i->WeightVecFFE(CLs[i]));
     rho:=Maximum(wts);
     return rho;
diff --git a/lib/codegen.gi b/lib/codegen.gi
index f2e3387..49b10a3 100644
--- a/lib/codegen.gi
+++ b/lib/codegen.gi
@@ -111,7 +111,7 @@ end);
 ##Create a linear code from a list of Codeword generators
 LinearCodeByGenerators := function(F, gens)
 
-    local V, M;
+    local V, M, row, i, j;
     V:= Objectify( NewType( FamilyObj( gens ),
                             IsLeftModule and
                 IsLinearCodeRep and IsCodeDefaultRep ),