diff --git a/src/experimental/nz_worley2.scad b/src/experimental/nz_worley2.scad
index 5eff240e..a5b6c7aa 100644
--- a/src/experimental/nz_worley2.scad
+++ b/src/experimental/nz_worley2.scad
@@ -1,7 +1,7 @@
 use <util/rand.scad>;
 use <experimental/_impl/_nz_worley2_impl.scad>;
 
-function nz_worley2(size, x, y, seed, dim = 3, dist = "euclidean") =
+function nz_worley2(size, x, y, seed, dim = 2, dist = "euclidean") =
     let(
         sd = 6 + (is_undef(seed) ? floor(rand(0, 256)) : seed % 256),
         // m*n pixels per grid
diff --git a/src/experimental/nz_worley2s.scad b/src/experimental/nz_worley2s.scad
index 01ee1771..f9abfe46 100644
--- a/src/experimental/nz_worley2s.scad
+++ b/src/experimental/nz_worley2s.scad
@@ -1,7 +1,7 @@
 use <util/rand.scad>;
 use <experimental/_impl/_nz_worley2_impl.scad>;
 
-function nz_worley2s(size, points, seed, dim = 3, dist = "euclidean") =
+function nz_worley2s(size, points, seed, dim = 2, dist = "euclidean") =
     let(
         sd = 6 + (is_undef(seed) ? floor(rand(0, 256)) : seed % 256),
         // m*n pixels per grid
diff --git a/src/experimental/nz_worley3.scad b/src/experimental/nz_worley3.scad
index 2a07924d..381a3266 100644
--- a/src/experimental/nz_worley3.scad
+++ b/src/experimental/nz_worley3.scad
@@ -1,7 +1,7 @@
 use <util/rand.scad>;
 use <experimental/_impl/_nz_worley3_impl.scad>;
 
-function nz_worley3(size, x, y, z, seed, dim = 3, dist = "euclidean") =
+function nz_worley3(size, x, y, z, seed, dim = 2, dist = "euclidean") =
     let(
         sd = 6 + (is_undef(seed) ? floor(rand(0, 256)) : seed % 256),
         // m*n pixels per grid
diff --git a/src/experimental/nz_worley3s.scad b/src/experimental/nz_worley3s.scad
index c2feb52e..91c65c9d 100644
--- a/src/experimental/nz_worley3s.scad
+++ b/src/experimental/nz_worley3s.scad
@@ -1,7 +1,7 @@
 use <util/rand.scad>;
 use <experimental/_impl/_nz_worley3_impl.scad>;
 
-function nz_worley3s(size, points, seed, dim = 3, dist = "euclidean") =
+function nz_worley3s(size, points, seed, dim = 2, dist = "euclidean") =
     let(
         sd = 6 + (is_undef(seed) ? floor(rand(0, 256)) : seed % 256),
         // m*n pixels per grid