diff --git a/frontend/packages/dashboard/src/core.js b/frontend/packages/dashboard/src/core.js
index 6644fff0..fca57613 100644
--- a/frontend/packages/dashboard/src/core.js
+++ b/frontend/packages/dashboard/src/core.js
@@ -373,7 +373,14 @@ function renderContainerLoad(rows) {
     const cpuInput = document.createElement("input");
     cpuInput.type = "text";
     cpuInput.className = "cload-cpu-input";
-    cpuInput.placeholder = cv ? cv.cpu_quota : "e.g. 200%";
+    // Pre-fill with the current *effective* value (not just a placeholder)
+    // so submitting after editing only the other field round-trips this one
+    // unchanged. The form always posts both fields, and the server treats
+    // an empty field as "clear this override" — a placeholder-only hint
+    // reads as filled to the eye but posts as empty, silently resetting
+    // whichever field the user didn't touch.
+    cpuInput.value = cv ? cv.cpu_quota : "";
+    cpuInput.placeholder = "e.g. 200%";
     cpuInput.title =
       'systemd CPUQuota= value (e.g. "400%"). empty = use hive default';
     cpuLabel.append(cpuInput);
@@ -384,7 +391,9 @@ function renderContainerLoad(rows) {
     const memInput = document.createElement("input");
     memInput.type = "text";
     memInput.className = "cload-mem-input";
-    memInput.placeholder = cv ? cv.memory_max : "e.g. 8G";
+    // Same reasoning as cpuInput above.
+    memInput.value = cv ? cv.memory_max : "";
+    memInput.placeholder = "e.g. 8G";
     memInput.title =
       'systemd MemoryMax= value (e.g. "8G", "50%", "infinity"). empty = use hive default';
     memLabel.append(memInput);