diff --git a/changelog.in b/changelog.in
index 8b8ef60a21..aa32749a16 100755
--- a/changelog.in
+++ b/changelog.in
@@ -69,6 +69,14 @@ Date: 2019-02-14
 This release fixes a number of minor issues and adds post events
 to general tracers.
 
+[ENTRY]
+Module: flatzinc
+What:   bug
+Rank:   minor
+[DESCRIPTION]
+Change table and regular predicates to take 1d arrays as arguments.
+Otherwise the generated FlatZinc does not typecheck.
+
 [ENTRY]
 Module: flatzinc
 What:   bug
diff --git a/gecode/flatzinc/mznlib/regular.mzn b/gecode/flatzinc/mznlib/regular.mzn
index 6b00103ecb..1707f49d82 100644
--- a/gecode/flatzinc/mznlib/regular.mzn
+++ b/gecode/flatzinc/mznlib/regular.mzn
@@ -31,7 +31,7 @@
 %
 
 predicate gecode_regular(array[int] of var int: x, int: Q, int: S,
-                         array[int,int] of int: d, int: q0, set of int: F);
+                         array[int] of int: d, int: q0, set of int: F);
 
 predicate regular(array[int] of var int: x, int: Q, int: S,
                   array[int,int] of int: d, int: q0, set of int: F) =
@@ -55,5 +55,5 @@ predicate regular(array[int] of var int: x, int: Q, int: S,
     assert(F subset 1..Q,
         "regular: final states in 'F' contain states outside 1..Q",
 
-    gecode_regular(x,Q,S,d,q0,F)
+    gecode_regular(x,Q,S,array1d(d),q0,F)
     ))))));
diff --git a/gecode/flatzinc/mznlib/table_bool.mzn b/gecode/flatzinc/mznlib/table_bool.mzn
index 889f826480..c9618d9caa 100644
--- a/gecode/flatzinc/mznlib/table_bool.mzn
+++ b/gecode/flatzinc/mznlib/table_bool.mzn
@@ -33,30 +33,30 @@
 %
 
 predicate gecode_table_bool(array[int] of var bool: x,
-                            array[int, int] of int: t);
+                            array[int] of int: t);
 
 predicate gecode_table_bool_reif(array[int] of var bool: x,
-                                 array[int, int] of int: t, var bool: b);
+                                 array[int] of int: t, var bool: b);
 
 predicate gecode_table_bool_imp(array[int] of var bool: x,
-                                array[int, int] of int: t, var bool: b);
+                                array[int] of int: t, var bool: b);
 
 predicate table_bool(array[int] of var bool: x, array[int, int] of int: t) =
     assert (index_set_2of2(t) == index_set(x),
         "The second dimension of the table must equal the number of variables "
             ++ "in the first argument",
-        gecode_table_bool(x,t));
+        gecode_table_bool(x,array1d(t)));
 
 predicate table_bool_reif(array[int] of var bool: x, array[int, int] of int: t,
                           var bool: b) =
     assert (index_set_2of2(t) == index_set(x),
         "The second dimension of the table must equal the number of variables "
             ++ "in the first argument",
-        gecode_table_bool_reif(x,t,b));
+        gecode_table_bool_reif(x,array1d(t),b));
 
 predicate table_bool_imp(array[int] of var bool: x, array[int, int] of int: t,
                          var bool: b) =
     assert (index_set_2of2(t) == index_set(x),
         "The second dimension of the table must equal the number of variables "
             ++ "in the first argument",
-        gecode_table_bool_imp(x,t,b));
+        gecode_table_bool_imp(x,array1d(t),b));
diff --git a/gecode/flatzinc/mznlib/table_int.mzn b/gecode/flatzinc/mznlib/table_int.mzn
index f4f71d01c6..872516cef2 100644
--- a/gecode/flatzinc/mznlib/table_int.mzn
+++ b/gecode/flatzinc/mznlib/table_int.mzn
@@ -33,31 +33,31 @@
 %
 
 predicate gecode_table_int(array[int] of var int: x,
-                           array[int, int] of int: t);
+                           array[int] of int: t);
 
 predicate gecode_table_int_reif(array[int] of var int: x,
-                                array[int, int] of int: t, var bool: b);
+                                array[int] of int: t, var bool: b);
 
 predicate gecode_table_int_imp(array[int] of var int: x,
-                               array[int, int] of int: t, var bool: b);
+                               array[int] of int: t, var bool: b);
 
 predicate table_int(array[int] of var int: x, array[int, int] of int: t) =
     assert (index_set_2of2(t) == index_set(x),
         "The second dimension of the table must equal the number of variables "
             ++ "in the first argument",
-        gecode_table_int(x,t));
+        gecode_table_int(x,array1d(t)));
 
 predicate table_int_reif(array[int] of var int: x, array[int, int] of int: t,
                          var bool: b) =
     assert (index_set_2of2(t) == index_set(x),
         "The second dimension of the table must equal the number of variables "
             ++ "in the first argument",
-        gecode_table_int_reif(x,t,b));
+        gecode_table_int_reif(x,array1d(t),b));
 
 predicate table_int_imp(array[int] of var int: x, array[int, int] of int: t,
                         var bool: b) =
     assert (index_set_2of2(t) == index_set(x),
         "The second dimension of the table must equal the number of variables "
             ++ "in the first argument",
-        gecode_table_int_imp(x,t,b));
+        gecode_table_int_imp(x,array1d(t),b));