diff --git a/CHANGELOG.md b/CHANGELOG.md
index b7b67c7..ba391dd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added StoreId and SimpleProductId fields to Added to Cart event.
 
 #### Fixed
+- Properly encodes emails before search request to Klaviyo
 - Updated KlaviyoV3Api to fix the profile properties sent in events to match the format required the V3 API
 
 ### [4.1.3] - 2024-03-29
diff --git a/KlaviyoV3Sdk/KlaviyoV3Api.php b/KlaviyoV3Sdk/KlaviyoV3Api.php
index 4df97e8..21c1f7a 100644
--- a/KlaviyoV3Sdk/KlaviyoV3Api.php
+++ b/KlaviyoV3Sdk/KlaviyoV3Api.php
@@ -165,7 +165,8 @@ public function getLists()
      */
     public function searchProfileByEmail($email)
     {
-        $response_body = $this->requestV3("api/profiles/?filter=equals(email,'$email')", self::HTTP_GET);
+        $encoded_email = urlencode($email);
+        $response_body = $this->requestV3("api/profiles/?filter=equals(email,'$encoded_email')", self::HTTP_GET);
 
         if (empty($response_body[self::DATA_KEY_PAYLOAD])) {
             return false;