diff --git a/spec/useLoadClientScript.spec.tsx b/spec/useLoadClientScript.spec.tsx
index 4f5dbb5..f1bf4be 100644
--- a/spec/useLoadClientScript.spec.tsx
+++ b/spec/useLoadClientScript.spec.tsx
@@ -70,20 +70,22 @@ describe("useLoadClientScript", () => {
   })
 
   it("remove existing Shopify markets related scripts before loading new ones", () => {
-    const existingScript = document.createElement("script")
-    existingScript.setAttribute("nosto-client-script", "")
-    document.body.appendChild(existingScript)
+    const props = { account: testAccount, shopifyMarkets: { marketId: "123", language: "en" } }
+    const hook = renderHook(props => useLoadClientScript(props), { initialProps: props })    
+    expect(getScriptSources()).toEqual([
+      `http://connect.nosto.com/script/shopify/market/nosto.js?merchant=${testAccount}&market=123&locale=en`
+    ])
 
-    const nostoSandbox = document.createElement("div")
-    nostoSandbox.id = "nosto-sandbox"
-    document.body.appendChild(nostoSandbox)
+    const existingScript = document.querySelector("[nosto-client-script]") 
+    const nostoSandbox = document.querySelector("#nosto-sandbox")
 
-    renderHook(() => useLoadClientScript({ account: testAccount, shopifyMarkets: { marketId: "123", language: "en" } }))
+    Object.assign(props.shopifyMarkets, { marketId: "234", language: "fr" })
 
+    hook.rerender(props)
     expect(document.body.contains(existingScript)).toBe(false)
     expect(document.body.contains(nostoSandbox)).toBe(false)
     expect(getScriptSources()).toEqual([
-      `http://connect.nosto.com/script/shopify/market/nosto.js?merchant=${testAccount}&market=123&locale=en`
+      `http://connect.nosto.com/script/shopify/market/nosto.js?merchant=${testAccount}&market=234&locale=fr`
     ])
   })
 })
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diff --git a/src/hooks/useLoadClientScript.ts b/src/hooks/useLoadClientScript.ts
index 4d1ef94..1d6359f 100644
--- a/src/hooks/useLoadClientScript.ts
+++ b/src/hooks/useLoadClientScript.ts
@@ -57,11 +57,11 @@ export function useLoadClientScript(props: NostoScriptProps) {
       const marketId = String(shopifyMarkets?.marketId || "")
       const language = shopifyMarkets?.language || ""
 
-      const existingScriptAttributes =
+      const attributeMismatch =
         existingScript?.getAttribute("nosto-language") !== language ||
         existingScript?.getAttribute("nosto-market-id") !== marketId
 
-      if (!existingScript || existingScriptAttributes) {
+      if (!existingScript || attributeMismatch) {
         if (clientScriptLoaded) {
           setClientScriptLoaded(false)
         }
@@ -80,7 +80,7 @@ export function useLoadClientScript(props: NostoScriptProps) {
         document.body.appendChild(script)
       }
     }
-  }, [shopifyMarkets])
+  }, [shopifyMarkets?.marketId, shopifyMarkets?.language])
 
   return { clientScriptLoaded }
 }
\ No newline at end of file