diff --git a/convex/reports.ts b/convex/reports.ts
index fa37ad9..ac14039 100644
--- a/convex/reports.ts
+++ b/convex/reports.ts
@@ -1422,6 +1422,8 @@ export async function ticketsByMachineAndCategoryHandler(
     companyId,
     machineId,
     userId,
+    dateFrom,
+    dateTo,
   }: {
     tenantId: string
     viewerId: Id<"users">
@@ -1429,10 +1431,12 @@ export async function ticketsByMachineAndCategoryHandler(
     companyId?: Id<"companies">
     machineId?: Id<"machines">
     userId?: Id<"users">
+    dateFrom?: string
+    dateTo?: string
   }
 ) {
   const viewer = await requireStaff(ctx, viewerId, tenantId)
-  const { startMs, endMs, days } = resolveRangeWindow(range, undefined, undefined, 90)
+  const { startMs, endMs, days } = resolveRangeWindow(range, dateFrom, dateTo, 90)
 
   const tickets =
     days === 0
@@ -1584,6 +1588,8 @@ export async function hoursByMachineHandler(
     companyId,
     machineId,
     userId,
+    dateFrom,
+    dateTo,
   }: {
     tenantId: string
     viewerId: Id<"users">
@@ -1591,12 +1597,14 @@ export async function hoursByMachineHandler(
     companyId?: Id<"companies">
     machineId?: Id<"machines">
     userId?: Id<"users">
+    dateFrom?: string
+    dateTo?: string
   }
 ) {
   const viewer = await requireStaff(ctx, viewerId, tenantId)
   const tickets = await fetchScopedTickets(ctx, tenantId, viewer)
 
-  const { startMs, endMs, days } = resolveRangeWindow(range, undefined, undefined, 90)
+  const { startMs, endMs, days } = resolveRangeWindow(range, dateFrom, dateTo, 90)
 
   const machinesById = new Map<string, Doc<"machines"> | null>()
   const companiesById = new Map<string, Doc<"companies"> | null>()
diff --git a/src/components/admin/companies/admin-companies-manager.tsx b/src/components/admin/companies/admin-companies-manager.tsx
index 4906bf2..3f49625 100644
--- a/src/components/admin/companies/admin-companies-manager.tsx
+++ b/src/components/admin/companies/admin-companies-manager.tsx
@@ -3,7 +3,7 @@
 import { useCallback, useEffect, useMemo, useRef, useState, useTransition } from "react"
 import dynamic from "next/dynamic"
 import { Controller, FormProvider, useFieldArray, useForm, type UseFormReturn } from "react-hook-form"
-import { zodResolver } from "@hookform/resolvers/zod"
+import { zodResolver } from "@/lib/zod-resolver"
 import {
   IconAlertTriangle,
   IconBuildingSkyscraper,
diff --git a/src/components/admin/users/admin-users-workspace.tsx b/src/components/admin/users/admin-users-workspace.tsx
index 8f3a1d7..9699949 100644
--- a/src/components/admin/users/admin-users-workspace.tsx
+++ b/src/components/admin/users/admin-users-workspace.tsx
@@ -4,7 +4,7 @@ import { useCallback, useEffect, useMemo, useRef, useState, useTransition } from
 import { format } from "date-fns"
 import { ptBR } from "date-fns/locale"
 import { Controller, FormProvider, useFieldArray, useForm } from "react-hook-form"
-import { zodResolver } from "@hookform/resolvers/zod"
+import { zodResolver } from "@/lib/zod-resolver"
 import {
   IconBuildingSkyscraper,
   IconChevronRight,
diff --git a/src/components/dashboards/dashboard-builder.tsx b/src/components/dashboards/dashboard-builder.tsx
index f1a5902..35749a7 100644
--- a/src/components/dashboards/dashboard-builder.tsx
+++ b/src/components/dashboards/dashboard-builder.tsx
@@ -76,7 +76,7 @@ import { useSidebar } from "@/components/ui/sidebar"
 import { toast } from "sonner"
 import { z } from "zod"
 import { useForm } from "react-hook-form"
-import { zodResolver } from "@hookform/resolvers/zod"
+import { zodResolver } from "@/lib/zod-resolver"
 import {
   Check,
   Copy,
diff --git a/src/components/reports/backlog-report.tsx b/src/components/reports/backlog-report.tsx
index 422d47a..c097e24 100644
--- a/src/components/reports/backlog-report.tsx
+++ b/src/components/reports/backlog-report.tsx
@@ -52,6 +52,14 @@ export function BacklogReport() {
   const { session, convexUserId, isStaff, isAdmin } = useAuth()
   const tenantId = session?.user.tenantId ?? DEFAULT_TENANT_ID
   const enabled = Boolean(isStaff && convexUserId)
+
+  const dateRangeFilters = useMemo(() => {
+    const filters: { dateFrom?: string; dateTo?: string } = {}
+    if (dateFrom) filters.dateFrom = dateFrom
+    if (dateTo) filters.dateTo = dateTo
+    return filters
+  }, [dateFrom, dateTo])
+
   const data = useQuery(
     api.reports.backlogOverview,
     enabled
@@ -60,8 +68,7 @@ export function BacklogReport() {
           viewerId: convexUserId as Id<"users">,
           range: timeRange,
           companyId: companyId === "all" ? undefined : (companyId as Id<"companies">),
-          dateFrom,
-          dateTo,
+          ...dateRangeFilters,
         }
       : "skip"
   )
diff --git a/src/components/reports/category-report.tsx b/src/components/reports/category-report.tsx
index 2508c60..69e8b43 100644
--- a/src/components/reports/category-report.tsx
+++ b/src/components/reports/category-report.tsx
@@ -60,6 +60,13 @@ export function CategoryReport() {
   const [dateTo, setDateTo] = useState<string | null>(null)
   const enabled = Boolean(isStaff && convexUserId)
 
+  const dateRangeFilters = useMemo(() => {
+    const filters: { dateFrom?: string; dateTo?: string } = {}
+    if (dateFrom) filters.dateFrom = dateFrom
+    if (dateTo) filters.dateTo = dateTo
+    return filters
+  }, [dateFrom, dateTo])
+
   const companyFilter = companyId !== "all" ? (companyId as Id<"companies">) : undefined
 
   const data = useQuery(
@@ -70,10 +77,9 @@ export function CategoryReport() {
           viewerId: convexUserId as Id<"users">,
           range: timeRange,
           companyId: companyFilter,
-          dateFrom,
-          dateTo,
+          ...dateRangeFilters,
         }
-      : "skip",
+      : "skip"
   ) as CategoryInsightsResponse | undefined
 
   const companies = useQuery(
diff --git a/src/components/reports/csat-report.tsx b/src/components/reports/csat-report.tsx
index b2009a2..3e5ab47 100644
--- a/src/components/reports/csat-report.tsx
+++ b/src/components/reports/csat-report.tsx
@@ -9,7 +9,7 @@ import { DEFAULT_TENANT_ID } from "@/lib/constants"
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card"
 import { Skeleton } from "@/components/ui/skeleton"
 import { Badge } from "@/components/ui/badge"
-import { useState } from "react"
+import { useMemo, useState } from "react"
 import { Bar, BarChart, CartesianGrid, XAxis } from "recharts"
 import { ChartContainer, ChartTooltip, ChartTooltipContent } from "@/components/ui/chart"
 import { SearchableCombobox, type SearchableComboboxOption } from "@/components/ui/searchable-combobox"
@@ -31,6 +31,12 @@ export function CsatReport() {
   const { session, convexUserId, isStaff, isAdmin } = useAuth()
   const tenantId = session?.user.tenantId ?? DEFAULT_TENANT_ID
   const enabled = Boolean(isStaff && convexUserId)
+  const dateRangeFilters = useMemo(() => {
+    const filters: { dateFrom?: string; dateTo?: string } = {}
+    if (dateFrom) filters.dateFrom = dateFrom
+    if (dateTo) filters.dateTo = dateTo
+    return filters
+  }, [dateFrom, dateTo])
   const data = useQuery(
     api.reports.csatOverview,
     enabled
@@ -39,8 +45,7 @@ export function CsatReport() {
           viewerId: convexUserId as Id<"users">,
           range: timeRange,
           companyId: companyId === "all" ? undefined : (companyId as Id<"companies">),
-          dateFrom,
-          dateTo,
+          ...dateRangeFilters,
         })
       : "skip"
   )
diff --git a/src/components/reports/hours-report.tsx b/src/components/reports/hours-report.tsx
index b64eb5d..9df3726 100644
--- a/src/components/reports/hours-report.tsx
+++ b/src/components/reports/hours-report.tsx
@@ -79,6 +79,12 @@ export function HoursReport() {
   const tenantId = session?.user.tenantId ?? DEFAULT_TENANT_ID
 
   const enabled = Boolean(isStaff && convexUserId)
+  const dateRangeFilters = useMemo(() => {
+    const filters: { dateFrom?: string; dateTo?: string } = {}
+    if (dateFrom) filters.dateFrom = dateFrom
+    if (dateTo) filters.dateTo = dateTo
+    return filters
+  }, [dateFrom, dateTo])
   const data = useQuery(
     api.reports.hoursByClient,
     enabled && groupBy === "company"
@@ -86,8 +92,7 @@ export function HoursReport() {
           tenantId,
           viewerId: convexUserId as Id<"users">,
           range: timeRange === "365d" || timeRange === "all" ? "90d" : timeRange,
-          dateFrom,
-          dateTo,
+          ...dateRangeFilters,
         }
       : "skip"
   ) as { rangeDays: number; items: HoursItem[] } | undefined
@@ -100,8 +105,7 @@ export function HoursReport() {
           viewerId: convexUserId as Id<"users">,
           range: timeRange,
           companyId: companyId === "all" ? undefined : (companyId as Id<"companies">),
-          dateFrom,
-          dateTo,
+          ...dateRangeFilters,
         }
       : "skip"
   ) as HoursByMachineResponse | undefined
diff --git a/src/components/reports/machine-category-report.tsx b/src/components/reports/machine-category-report.tsx
index 65d291d..ea583d9 100644
--- a/src/components/reports/machine-category-report.tsx
+++ b/src/components/reports/machine-category-report.tsx
@@ -57,6 +57,12 @@ export function MachineCategoryReport() {
 
   const canView = Boolean(isStaff)
   const enabled = Boolean(canView && convexUserId)
+  const dateRangeFilters = useMemo(() => {
+    const filters: { dateFrom?: string; dateTo?: string } = {}
+    if (dateFrom) filters.dateFrom = dateFrom
+    if (dateTo) filters.dateTo = dateTo
+    return filters
+  }, [dateFrom, dateTo])
 
   const data = useQuery(
     api.reports.ticketsByMachineAndCategory,
@@ -66,8 +72,7 @@ export function MachineCategoryReport() {
           viewerId: convexUserId as Id<"users">,
           range: timeRange,
           companyId: companyId === "all" ? undefined : (companyId as Id<"companies">),
-          dateFrom,
-          dateTo,
+          ...dateRangeFilters,
         } as const)
       : "skip"
   ) as MachineCategoryReportData | undefined
@@ -163,8 +168,7 @@ export function MachineCategoryReport() {
           companyId: companyId === "all" ? undefined : (companyId as Id<"companies">),
           machineId: selectedMachineId !== "all" ? (selectedMachineId as Id<"machines">) : undefined,
           userId: selectedUserId !== "all" ? (selectedUserId as Id<"users">) : undefined,
-          dateFrom,
-          dateTo,
+          ...dateRangeFilters,
         } as const)
       : "skip"
   ) as MachineHoursResponse | undefined
diff --git a/src/components/reports/sla-report.tsx b/src/components/reports/sla-report.tsx
index 6f0a7a7..ab2993f 100644
--- a/src/components/reports/sla-report.tsx
+++ b/src/components/reports/sla-report.tsx
@@ -68,6 +68,12 @@ export function SlaReport() {
   const { session, convexUserId, isStaff, isAdmin } = useAuth()
   const tenantId = session?.user.tenantId ?? DEFAULT_TENANT_ID
   const enabled = Boolean(isStaff && convexUserId)
+  const dateRangeFilters = useMemo(() => {
+    const filters: { dateFrom?: string; dateTo?: string } = {}
+    if (dateFrom) filters.dateFrom = dateFrom
+    if (dateTo) filters.dateTo = dateTo
+    return filters
+  }, [dateFrom, dateTo])
   const data = useQuery(
     api.reports.slaOverview,
     enabled
@@ -76,8 +82,7 @@ export function SlaReport() {
           viewerId: convexUserId as Id<"users">,
           range: timeRange,
           companyId: companyId === "all" ? undefined : (companyId as Id<"companies">),
-          dateFrom,
-          dateTo,
+          ...dateRangeFilters,
         })
       : "skip"
   )
@@ -96,8 +101,7 @@ export function SlaReport() {
           viewerId: convexUserId as Id<"users">,
           range: timeRange,
           companyId: companyId === "all" ? undefined : (companyId as Id<"companies">),
-          dateFrom,
-          dateTo,
+          ...dateRangeFilters,
         })
       : "skip"
   ) as { rangeDays: number; series: Array<{ date: string; opened: number; resolved: number }> } | undefined
diff --git a/src/components/tickets/new-ticket-dialog.tsx b/src/components/tickets/new-ticket-dialog.tsx
index 26a0123..78a1ec1 100644
--- a/src/components/tickets/new-ticket-dialog.tsx
+++ b/src/components/tickets/new-ticket-dialog.tsx
@@ -16,7 +16,7 @@ import { Input } from "@/components/ui/input"
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select"
 import { FieldSet, FieldGroup, Field, FieldLabel, FieldError } from "@/components/ui/field"
 import { useForm } from "react-hook-form"
-import { zodResolver } from "@hookform/resolvers/zod"
+import { zodResolver } from "@/lib/zod-resolver"
 import { toast } from "sonner"
 import { Spinner } from "@/components/ui/spinner"
 import { Dropzone } from "@/components/ui/dropzone"
diff --git a/src/lib/zod-resolver.ts b/src/lib/zod-resolver.ts
new file mode 100644
index 0000000..0aeeec9
--- /dev/null
+++ b/src/lib/zod-resolver.ts
@@ -0,0 +1,15 @@
+import { zodResolver as baseZodResolver } from "@hookform/resolvers/zod"
+import { ZodError } from "zod"
+
+// Zod v4 renamed `error.errors` to `error.issues`, but @hookform/resolvers
+// still expects the legacy `errors` getter. Patch the prototype once so every
+// resolver consumer keeps working without duplicating validation logic.
+if (typeof ZodError !== "undefined" && !("errors" in ZodError.prototype)) {
+  Object.defineProperty(ZodError.prototype, "errors", {
+    get() {
+      return this.issues
+    },
+  })
+}
+
+export const zodResolver = baseZodResolver