diff --git a/package-lock.json b/package-lock.json
index de0852c33..df2429ca2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2627,9 +2627,9 @@
       }
     },
     "node_modules/@middy/http-header-normalizer": {
-      "version": "5.4.2",
-      "resolved": "https://registry.npmjs.org/@middy/http-header-normalizer/-/http-header-normalizer-5.4.2.tgz",
-      "integrity": "sha512-C7xrdDZbrUWwxFBat5zr5GLXBVQWo/uP1Y4W1+GfPl8i6DZeJHxVyz0sB8miFCNHeYWySHgvMOvV3uXg1fNhMw==",
+      "version": "5.4.3",
+      "resolved": "https://registry.npmjs.org/@middy/http-header-normalizer/-/http-header-normalizer-5.4.3.tgz",
+      "integrity": "sha512-PzqTsKNSzGClTGxYnELnr/0PaXmFnDyEW3kHryUtyqd6UvEt8bfCxUX9qOyxL+7L4YSn8mLDgJ+AFGJ/mI4bsQ==",
       "engines": {
         "node": ">=18"
       },
@@ -15419,7 +15419,7 @@
         "@aws-sdk/client-dynamodb": "^3.606.0",
         "@aws-sdk/util-dynamodb": "^3.609.0",
         "@middy/core": "^5.4.2",
-        "@middy/http-header-normalizer": "^5.4.2",
+        "@middy/http-header-normalizer": "^5.4.3",
         "@middy/input-output-logger": "^5.4.2",
         "@middy/validator": "^5.4.3",
         "json-schema-to-ts": "^3.1.0",
@@ -15497,7 +15497,7 @@
         "@aws-sdk/client-dynamodb": "^3.606.0",
         "@aws-sdk/util-dynamodb": "^3.609.0",
         "@middy/core": "^5.4.2",
-        "@middy/http-header-normalizer": "^5.4.2",
+        "@middy/http-header-normalizer": "^5.4.3",
         "@middy/input-output-logger": "^5.4.2",
         "@nhs/fhir-middy-error-handler": "^2.0.9"
       },
diff --git a/packages/cpsuLambda/package.json b/packages/cpsuLambda/package.json
index 7c62f4dc6..c88885068 100644
--- a/packages/cpsuLambda/package.json
+++ b/packages/cpsuLambda/package.json
@@ -19,7 +19,7 @@
     "@aws-sdk/client-dynamodb": "^3.606.0",
     "@aws-sdk/util-dynamodb": "^3.609.0",
     "@middy/core": "^5.4.2",
-    "@middy/http-header-normalizer": "^5.4.2",
+    "@middy/http-header-normalizer": "^5.4.3",
     "@middy/input-output-logger": "^5.4.2",
     "@middy/validator": "^5.4.3",
     "json-schema-to-ts": "^3.1.0",
diff --git a/packages/updatePrescriptionStatus/package.json b/packages/updatePrescriptionStatus/package.json
index 3a8ebd040..b73506d2a 100644
--- a/packages/updatePrescriptionStatus/package.json
+++ b/packages/updatePrescriptionStatus/package.json
@@ -19,7 +19,7 @@
     "@aws-sdk/client-dynamodb": "^3.606.0",
     "@aws-sdk/util-dynamodb": "^3.609.0",
     "@middy/core": "^5.4.2",
-    "@middy/http-header-normalizer": "^5.4.2",
+    "@middy/http-header-normalizer": "^5.4.3",
     "@middy/input-output-logger": "^5.4.2",
     "@nhs/fhir-middy-error-handler": "^2.0.9"
   },