diff --git a/backend/src/settings/steam_deck/oc_limits.rs b/backend/src/settings/steam_deck/oc_limits.rs
index 21ca5f1..fd060e0 100644
--- a/backend/src/settings/steam_deck/oc_limits.rs
+++ b/backend/src/settings/steam_deck/oc_limits.rs
@@ -116,8 +116,8 @@ impl Default for GpuLimits {
             slow_ppt: MinMax { min: 1000000, max: 29_000_000 },
             ppt_divisor: 1_000_000,
             ppt_step: 1,
-            clock_min: MinMax { min: 200, max: 1600 },
-            clock_max: MinMax { min: 200, max: 1600 },
+            clock_min: MinMax { min: 400, max: 1600 },
+            clock_max: MinMax { min: 400, max: 1600 },
             clock_step: 100,
             skip_resume_reclock: false,
         }
diff --git a/pt_oc.json b/pt_oc.json
index 19665b0..15f44db 100644
--- a/pt_oc.json
+++ b/pt_oc.json
@@ -118,11 +118,11 @@
     "ppt_divisor": 1000000,
     "ppt_step": 1,
     "clock_min": {
-      "min": 200,
+      "min": 400,
       "max": 1600
     },
     "clock_max": {
-      "min": 200,
+      "min": 400,
       "max": 1600
     },
     "clock_step": 100,