diff --git a/.changeset/chatty-humans-unite.md b/.changeset/chatty-humans-unite.md
new file mode 100644
index 00000000..6408b40a
--- /dev/null
+++ b/.changeset/chatty-humans-unite.md
@@ -0,0 +1,5 @@
+---
+'@tanstack/react-store': patch
+---
+
+fix(react): use Object.is instead of === in defaultCompare to correctly handle NaN and -0 edge cases
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 3d9c21b9..4818f83a 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -13,6 +13,7 @@ env:
 permissions:
   contents: read
   pull-requests: write
+  issues: write
 
 jobs:
   test:
diff --git a/docs/framework/react/reference/functions/useStore.md b/docs/framework/react/reference/functions/useStore.md
index 680155b5..6b29b11d 100644
--- a/docs/framework/react/reference/functions/useStore.md
+++ b/docs/framework/react/reference/functions/useStore.md
@@ -12,7 +12,7 @@ function useStore<TAtom, T>(
    compare): T;
 ```
 
-Defined in: [useStore.ts:13](https://github.com/TanStack/store/blob/main/packages/react-store/src/useStore.ts#L13)
+Defined in: [useStore.ts:14](https://github.com/TanStack/store/blob/main/packages/react-store/src/useStore.ts#L14)
 
 ## Type Parameters
 
diff --git a/packages/react-store/src/useStore.ts b/packages/react-store/src/useStore.ts
index 70e8c2e7..63e2b104 100644
--- a/packages/react-store/src/useStore.ts
+++ b/packages/react-store/src/useStore.ts
@@ -6,8 +6,9 @@ type SyncExternalStoreSubscribe = Parameters<
   typeof useSyncExternalStoreWithSelector
 >[0]
 
+/** Comparator using Object.is to correctly handle NaN and -0 edge cases. */
 function defaultCompare<T>(a: T, b: T) {
-  return a === b
+  return Object.is(a, b)
 }
 
 export function useStore<TAtom extends AnyAtom | undefined, T>(