diff --git a/tests/node_rndwk.rs b/tests/node_rndwk.rs
index c6e84d1..11ce057 100644
--- a/tests/node_rndwk.rs
+++ b/tests/node_rndwk.rs
@@ -24,23 +24,22 @@ fn check_node_rndwk_def_trig() {
     let (out_l, _) = run_for_ms(&mut node_exec, 20.0);
     assert_decimated_feq!(out_l, 40, vec![
         0.0, // start value
-        // 10ms ramp:
-        0.0049022376, 0.015222744, 0.025543215, 0.035863716, 0.04618426,
-        0.056504805, 0.066825345, 0.07714589, 0.08746643, 0.09778698,
-        0.10810752,
+        // slew ramp:
+        0.00574452, 0.017838247, 0.029931974, 0.0420257, 0.054119427,
+        0.06621315, 0.078306876, 0.09040061, 0.10249433,
         // end value:
         0.11378352, 0.11378352, 0.11378352, 0.11378352, 0.11378352,
     ]);
 
     pset_n(&mut matrix, rwk, "trig", 0.0);
-    pset_d_wait(&mut matrix, &mut node_exec, rwk, "slewt", 1.0);
+    pset_d_wait(&mut matrix, &mut node_exec, rwk, "slew", 10.0);
     pset_n(&mut matrix, rwk, "trig", 1.0);
     run_for_ms(&mut node_exec, 7.0); // wait for trigger...
 
     let (out_l, _) = run_for_ms(&mut node_exec, 20.0);
     assert_decimated_feq!(out_l, 15, vec![
         0.11378352, 0.11378352, // last value
-        0.1436584, 0.19344981, 0.24324122, // 1ms ramp 15 * 3 => ~44.1 samples
+        0.13419169, 0.16820529, 0.20221889, 0.2362325,
         0.26017055, 0.26017055, // end value
     ]);
 }
@@ -62,12 +61,12 @@ fn check_node_rndwk_step() {
     pset_n(&mut matrix, rwk, "trig", 1.0);
     run_for_ms(&mut node_exec, 7.0); // wait for trigger...
 
-    let (out_l, _) = run_for_ms(&mut node_exec, 20.0);
-    assert_decimated_feq!(out_l, 60, vec![
+    let (out_l, _) = run_for_ms(&mut node_exec, 50.0);
+    assert_decimated_feq!(out_l, 200, vec![
         0.0, // start value
-        // 10ms ramp:
-        0.050312463, 0.12771615, 0.20512024, 0.28252393, 0.35992712,
-        0.4373303, 0.51473385,
+        // slew ramp:
+        0.054119427, 0.11458806, 0.1750567, 0.23552532, 0.29599395,
+        0.3564626, 0.4169312, 0.47739986, 0.5378685,
         // end value
         // which is 5.0 * 0.11378352
         // (the first random sample, see previous test)
@@ -87,6 +86,7 @@ fn check_node_rndwk_offs() {
     matrix.place(0, 1, Cell::empty(out)
                        .input(out.inp("ch1"), None, None));
     pset_d(&mut matrix, rwk, "offs", 0.3);
+    pset_d(&mut matrix, rwk, "slew", 10.0);
     matrix.sync().unwrap();
 
     pset_n(&mut matrix, rwk, "trig", 1.0);
@@ -95,9 +95,8 @@ fn check_node_rndwk_offs() {
     let (out_l, _) = run_for_ms(&mut node_exec, 20.0);
     assert_decimated_feq!(out_l, 60, vec![
         0.0, // start value
-        // 10ms ramp:
-        0.03659311, 0.0928901, 0.14918698, 0.20548387,
-        0.26178095, 0.31807873, 0.3743765,
+        // slew ramp:
+        0.088435374, 0.2244898, 0.3605442,
         // end value
         // which is 0.11378352 + 0.3
         // (the first random sample, see previous test)
@@ -127,9 +126,8 @@ fn check_node_rndwk_offs_neg() {
     let (out_l, _) = run_for_ms(&mut node_exec, 20.0);
     assert_decimated_feq!(out_l, 60, vec![
         0.0, // start value
-        // 10ms ramp:
-        0.007624589, 0.019354708, 0.03108479, 0.042814985, 0.05454518,
-        0.06627537, 0.07800557,
+        // slew ramp:
+        0.011791383, 0.029931974, 0.04807256, 0.06621315, 0.084353745,
         // end value
         // which is (0.11378352 - 0.2).abs()
         0.08621648, 0.08621648,
@@ -157,9 +155,8 @@ fn check_node_rndwk_max() {
     let (out_l, _) = run_for_ms(&mut node_exec, 20.0);
     assert_decimated_feq!(out_l, 60, vec![
         0.0, // start value
-        // 10ms ramp:
-        0.006094757, 0.015471312, 0.024847867, 0.03422442, 0.043600976,
-        0.052977532, 0.062354088,
+        // slew ramp:
+        0.011791383, 0.029931974, 0.04807256, 0.06621315,
         // end value
         // which is 0.5 - 0.56891763
         0.06891763, 0.06891763,
@@ -185,12 +182,12 @@ fn check_node_rndwk_min() {
     pset_n(&mut matrix, rwk, "trig", 1.0);
     run_for_ms(&mut node_exec, 7.0); // wait for trigger...
 
-    let (out_l, _) = run_for_ms(&mut node_exec, 20.0);
-    assert_decimated_feq!(out_l, 60, vec![
+    let (out_l, _) = run_for_ms(&mut node_exec, 100.0); // 75ms slew time default
+    assert_decimated_feq!(out_l, 400, vec![
         0.0, // start value
-        // 10ms ramp:
-        0.08234063, 0.20901868, 0.33569613, 0.4623733, 0.5890517,
-        0.71573067, 0.8424096,
+        // slew ramp:
+        0.11458806, 0.23552532, 0.3564626, 0.47739986,
+        0.5983371, 0.7192744, 0.84021163,
         // end value
         0.93108237, 0.93108237, 0.93108237, 0.93108237, 0.93108237, 0.93108237,
     ]);