diff --git a/CHANGELOG.md b/CHANGELOG.md
index dce88226d..20a918dfa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 ## [Unreleased]
 
+## [0.11.2] - 2024-02-29
+
+### Fixed
+
+- Fix authentication for fleet API (using ApiKey instead of Bearer keyword) ([#576](https://github.com/elastic/terraform-provider-elasticstack/pull/576))
+
 ## [0.11.1] - 2024-02-17
 
 ### Added
diff --git a/internal/clients/fleet/client.go b/internal/clients/fleet/client.go
index e5c5b1832..5d5ea71d2 100644
--- a/internal/clients/fleet/client.go
+++ b/internal/clients/fleet/client.go
@@ -99,7 +99,7 @@ func (t *transport) RoundTrip(req *http.Request) (*http.Response, error) {
 	}
 
 	if t.APIKey != "" {
-		req.Header.Add("Authorization", "Bearer "+t.APIKey)
+		req.Header.Add("Authorization", "ApiKey "+t.APIKey)
 	}
 
 	return t.next.RoundTrip(req)