diff --git a/ptbal.json b/ptbal.json
index d0982a8..4c977b2 100644
--- a/ptbal.json
+++ b/ptbal.json
@@ -48,7 +48,7 @@
             "clk_sel": 1,
             "hw_rev": "v1.3",
             "refclk": 125e6,
-            "pll_n": 40
+            "pll_n": 32
         },
         {
             "type": "urukul",
@@ -56,7 +56,7 @@
             "hw_rev": "v1.1",
             "clk_sel": 1,
             "refclk": 125e6,
-            "pll_n": 40
+            "pll_n": 32
         },
         {
             "type": "urukul",
@@ -66,7 +66,7 @@
             "dds": "ad9912",
             "clk_sel": 1,
             "refclk": 125e6,
-            "pll_n": 10
+            "pll_n": 8
         },
         {
             "type": "zotino",