diff --git a/ui/src/timeMachine/constants/queryBuilder.ts b/ui/src/timeMachine/constants/queryBuilder.ts
index 6771e6c934..22cc10415e 100644
--- a/ui/src/timeMachine/constants/queryBuilder.ts
+++ b/ui/src/timeMachine/constants/queryBuilder.ts
@@ -33,11 +33,11 @@ export const genFlux = (
 
   switch (func) {
     case 'derivative': {
-      return `|> derivative(unit: ${period}, nonNegative: false)`
+      return `|> derivative(unit: 1s, nonNegative: false)`
     }
 
     case 'nonnegative derivative': {
-      return `|> derivative(unit: ${period}, nonNegative: true)`
+      return `|> derivative(unit: 1s, nonNegative: true)`
     }
 
     case 'median':