diff --git a/server-spi/src/main/java/org/keycloak/migration/migrators/MigrateTo1_9_2.java b/server-spi/src/main/java/org/keycloak/migration/migrators/MigrateTo1_9_2.java
index 7eb1f07..2473937 100644
--- a/server-spi/src/main/java/org/keycloak/migration/migrators/MigrateTo1_9_2.java
+++ b/server-spi/src/main/java/org/keycloak/migration/migrators/MigrateTo1_9_2.java
@@ -34,7 +34,7 @@ public class MigrateTo1_9_2 {
if (realm.getBrowserSecurityHeaders() != null) {
Map<String, String> browserSecurityHeaders = new HashMap<>(realm.getBrowserSecurityHeaders());
- browserSecurityHeaders.put("xFrameOptions", "nosniff");
+ browserSecurityHeaders.put("xContentTypeOptions", "nosniff");
realm.setBrowserSecurityHeaders(Collections.unmodifiableMap(browserSecurityHeaders));
}