diff --git a/packages/shared/watchAtMost/index.ts b/packages/shared/watchAtMost/index.ts
index b77062bf332..ddbc1c87fbc 100644
--- a/packages/shared/watchAtMost/index.ts
+++ b/packages/shared/watchAtMost/index.ts
@@ -14,7 +14,7 @@ export interface WatchAtMostReturn {
 }
 
 // overlads
-export function watchAtMost<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(source: T, cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options: WatchAtMostOptions<Immediate>): WatchAtMostReturn
+export function watchAtMost<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: [...T], cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options: WatchAtMostOptions<Immediate>): WatchAtMostReturn
 
 export function watchAtMost<T, Immediate extends Readonly<boolean> = false>(sources: WatchSource<T>, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options: WatchAtMostOptions<Immediate>): WatchAtMostReturn
 
diff --git a/packages/shared/watchDebounced/index.ts b/packages/shared/watchDebounced/index.ts
index 729738d7d8d..42b74cc27c5 100644
--- a/packages/shared/watchDebounced/index.ts
+++ b/packages/shared/watchDebounced/index.ts
@@ -8,7 +8,7 @@ export interface WatchDebouncedOptions<Immediate> extends WatchOptions<Immediate
 }
 
 // overlads
-export function watchDebounced<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: T, cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchDebouncedOptions<Immediate>): WatchStopHandle
+export function watchDebounced<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: [...T], cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchDebouncedOptions<Immediate>): WatchStopHandle
 export function watchDebounced<T, Immediate extends Readonly<boolean> = false>(source: WatchSource<T>, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchDebouncedOptions<Immediate>): WatchStopHandle
 export function watchDebounced<T extends object, Immediate extends Readonly<boolean> = false>(source: T, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchDebouncedOptions<Immediate>): WatchStopHandle
 
diff --git a/packages/shared/watchIgnorable/index.ts b/packages/shared/watchIgnorable/index.ts
index 65902d772a2..8b6fb49f440 100644
--- a/packages/shared/watchIgnorable/index.ts
+++ b/packages/shared/watchIgnorable/index.ts
@@ -16,7 +16,7 @@ export interface WatchIgnorableReturn {
   stop: WatchStopHandle
 }
 
-export function watchIgnorable<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: T, cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchWithFilterOptions<Immediate>): WatchIgnorableReturn
+export function watchIgnorable<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: [...T], cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchWithFilterOptions<Immediate>): WatchIgnorableReturn
 export function watchIgnorable<T, Immediate extends Readonly<boolean> = false>(source: WatchSource<T>, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchWithFilterOptions<Immediate>): WatchIgnorableReturn
 export function watchIgnorable<T extends object, Immediate extends Readonly<boolean> = false>(source: T, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchWithFilterOptions<Immediate>): WatchIgnorableReturn
 
diff --git a/packages/shared/watchOnce/index.ts b/packages/shared/watchOnce/index.ts
index d6fead60585..a9df22e7497 100644
--- a/packages/shared/watchOnce/index.ts
+++ b/packages/shared/watchOnce/index.ts
@@ -3,7 +3,7 @@ import { nextTick, watch } from 'vue-demi'
 import type { MapOldSources, MapSources } from '../utils'
 
 // overlads
-export function watchOnce<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(source: T, cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchOptions<Immediate>): void
+export function watchOnce<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(source: [...T], cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchOptions<Immediate>): void
 
 export function watchOnce<T, Immediate extends Readonly<boolean> = false>(sources: WatchSource<T>, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchOptions<Immediate>): void
 
diff --git a/packages/shared/watchPausable/index.ts b/packages/shared/watchPausable/index.ts
index 424c3da7331..71f9fcc24d7 100644
--- a/packages/shared/watchPausable/index.ts
+++ b/packages/shared/watchPausable/index.ts
@@ -9,7 +9,7 @@ export interface WatchPausableReturn extends Pausable {
 }
 
 // overlads
-export function watchPausable<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: T, cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchWithFilterOptions<Immediate>): WatchPausableReturn
+export function watchPausable<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: [...T], cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchWithFilterOptions<Immediate>): WatchPausableReturn
 export function watchPausable<T, Immediate extends Readonly<boolean> = false>(source: WatchSource<T>, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchWithFilterOptions<Immediate>): WatchPausableReturn
 export function watchPausable<T extends object, Immediate extends Readonly<boolean> = false>(source: T, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchWithFilterOptions<Immediate>): WatchPausableReturn
 
diff --git a/packages/shared/watchThrottled/index.ts b/packages/shared/watchThrottled/index.ts
index 547a3b27bc8..53a0eb23570 100644
--- a/packages/shared/watchThrottled/index.ts
+++ b/packages/shared/watchThrottled/index.ts
@@ -10,7 +10,7 @@ export interface WatchThrottledOptions<Immediate> extends WatchOptions<Immediate
 }
 
 // overloads
-export function watchThrottled<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: T, cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchThrottledOptions<Immediate>): WatchStopHandle
+export function watchThrottled<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: [...T], cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchThrottledOptions<Immediate>): WatchStopHandle
 export function watchThrottled<T, Immediate extends Readonly<boolean> = false>(source: WatchSource<T>, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchThrottledOptions<Immediate>): WatchStopHandle
 export function watchThrottled<T extends object, Immediate extends Readonly<boolean> = false>(source: T, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchThrottledOptions<Immediate>): WatchStopHandle
 
diff --git a/packages/shared/watchWithFilter/index.ts b/packages/shared/watchWithFilter/index.ts
index 18966fb6189..f4b70a984df 100644
--- a/packages/shared/watchWithFilter/index.ts
+++ b/packages/shared/watchWithFilter/index.ts
@@ -6,7 +6,7 @@ import { bypassFilter, createFilterWrapper } from '../utils'
 export interface WatchWithFilterOptions<Immediate> extends WatchOptions<Immediate>, ConfigurableEventFilter {}
 
 // overlads
-export function watchWithFilter<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: T, cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchWithFilterOptions<Immediate>): WatchStopHandle
+export function watchWithFilter<T extends Readonly<WatchSource<unknown>[]>, Immediate extends Readonly<boolean> = false>(sources: [...T], cb: WatchCallback<MapSources<T>, MapOldSources<T, Immediate>>, options?: WatchWithFilterOptions<Immediate>): WatchStopHandle
 export function watchWithFilter<T, Immediate extends Readonly<boolean> = false>(source: WatchSource<T>, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchWithFilterOptions<Immediate>): WatchStopHandle
 export function watchWithFilter<T extends object, Immediate extends Readonly<boolean> = false>(source: T, cb: WatchCallback<T, Immediate extends true ? T | undefined : T>, options?: WatchWithFilterOptions<Immediate>): WatchStopHandle