diff --git a/src/normaliz.cc b/src/normaliz.cc
index f8d5b88..538becc 100644
--- a/src/normaliz.cc
+++ b/src/normaliz.cc
@@ -458,12 +458,12 @@ bool GAPToNmz(mpq_class & out, Obj x)
 template <typename Number>
 static bool GAPToNmz(vector<Number> & out, Obj V)
 {
-    if (!IS_PLIST(V) || !IS_DENSE_LIST(V))
+    if (!IS_LIST(V) || !IS_DENSE_LIST(V))
         return false;
-    const int n = LEN_PLIST(V);
+    const int n = LEN_LIST(V);
     out.resize(n);
     for (int i = 0; i < n; ++i) {
-        Obj tmp = ELM_PLIST(V, i + 1);
+        Obj tmp = ELM_LIST(V, i + 1);
         if (!GAPToNmz(out[i], tmp))
             return false;
     }
diff --git a/tst/bugfix.tst b/tst/bugfix.tst
index 7dafd3a..8a3cb1a 100644
--- a/tst/bugfix.tst
+++ b/tst/bugfix.tst
@@ -33,5 +33,14 @@ gap> C := NmzCone( "inhom_inequalities", L );;
 gap> NmzModuleGenerators(C);
 [ [ 0, 0, 0, 0, 0, 1 ] ]
 
+#
+# Accept arbitrary lists (including ranges) as argument
+# See https://github.com/gap-packages/NormalizInterface/issues/121
+#
+gap> D := NmzCone(["equations",[[1..3]]]);
+<a Normaliz cone>
+gap> NmzEquations(D);
+[ [ 1, 0, 0 ], [ 0, 1, 0 ], [ 0, 0, 1 ] ]
+
 #
 gap> STOP_TEST("bugfix.tst", 0);