diff --git a/.github/win/windows-installer-v8-x64.iss b/.github/win/windows-installer-v8-x64.iss
index c11acb04151..29f8f652d03 100644
--- a/.github/win/windows-installer-v8-x64.iss
+++ b/.github/win/windows-installer-v8-x64.iss
@@ -5,8 +5,8 @@ AppName=Cloud Foundry CLI
 AppVersion=VERSION
 AppVerName=Cloud Foundry CLI version VERSION
 AppPublisher=Cloud Foundry Foundation
-ArchitecturesInstallIn64BitMode=x64 ia64
-ArchitecturesAllowed=x64 ia64
+ArchitecturesInstallIn64BitMode=x64compatible
+ArchitecturesAllowed=x64compatible
 PrivilegesRequired=none
 DefaultDirName={pf}\Cloud Foundry
 SetupIconFile=cf.ico
diff --git a/api/cloudcontroller/ccv3/request.go b/api/cloudcontroller/ccv3/request.go
index dc799fc59ec..65b988ac784 100644
--- a/api/cloudcontroller/ccv3/request.go
+++ b/api/cloudcontroller/ccv3/request.go
@@ -3,6 +3,7 @@ package ccv3
 import (
 	"io"
 	"net/http"
+	"strings"
 
 	"code.cloudfoundry.org/cli/api/cloudcontroller"
 	"code.cloudfoundry.org/cli/api/cloudcontroller/ccv3/internal"
@@ -57,6 +58,7 @@ func (requester *RealRequester) newHTTPRequest(passedRequest requestOptions) (*c
 	}
 
 	request.Header = http.Header{}
+
 	if passedRequest.Header != nil {
 		request.Header = passedRequest.Header
 	}
@@ -69,9 +71,15 @@ func (requester *RealRequester) newHTTPRequest(passedRequest requestOptions) (*c
 		request.Header.Set("Accept", "application/json")
 	}
 
-	if request.Header.Get("Content-Type") == "" {
+	if !isDownloadDroplet(passedRequest.URL, passedRequest.RequestName) && request.Header.Get("Content-Type") == "" {
 		request.Header.Set("Content-Type", "application/json")
+	} else if isDownloadDroplet(passedRequest.URL, passedRequest.RequestName) && request.Header.Get("Content-Type") != "" {
+		request.Header.Del("Content-Type")
 	}
 
 	return cloudcontroller.NewRequest(request, passedRequest.Body), nil
 }
+
+func isDownloadDroplet(URL string, requestName string) bool {
+	return (strings.Contains(URL, "droplet") && strings.Contains(URL, "download")) || (requestName == internal.GetDropletBitsRequest)
+}
diff --git a/api/cloudcontroller/ccv3/requester_test.go b/api/cloudcontroller/ccv3/requester_test.go
index 9eb78324da7..6b078ece01b 100644
--- a/api/cloudcontroller/ccv3/requester_test.go
+++ b/api/cloudcontroller/ccv3/requester_test.go
@@ -1069,6 +1069,9 @@ var _ = Describe("shared request helpers", func() {
 							CombineHandlers(
 								VerifyRequest(http.MethodGet, "/v3/apps/some-app-guid/manifest"),
 								VerifyHeaderKV("Accept", "application/x-yaml"),
+								func(w http.ResponseWriter, req *http.Request) {
+									Expect(req.Header).To(HaveKey("Content-Type"), "Header Content-Type is not present")
+								},
 								RespondWith(
 									http.StatusOK,
 									expectedResponseBody,
@@ -1134,6 +1137,31 @@ var _ = Describe("shared request helpers", func() {
 				})
 			})
 		})
+
+		Context("Download a droplet", func() {
+			BeforeEach(func() {
+				requestName = internal.GetDropletBitsRequest
+				uriParams = internal.Params{"droplet_guid": "some-droplet-guid"}
+			})
+
+			When("The server returns an unauthorized error", func() {
+				BeforeEach(func() {
+					server.AppendHandlers(
+						CombineHandlers(
+							VerifyRequest(http.MethodGet, "/v3/droplets/some-droplet-guid/download"),
+							func(w http.ResponseWriter, req *http.Request) {
+								Expect(req.Header).NotTo(HaveKey("Content-Type"), "Header Content-Type is present")
+							},
+							RespondWith(http.StatusUnauthorized, "", http.Header{}),
+						),
+					)
+				})
+
+				It("fails", func() {
+					Expect(executeErr).To(HaveOccurred())
+				})
+			})
+		})
 	})
 
 	Describe("MakeRequestSendRaw", func() {
diff --git a/cf/api/buildpack_bits.go b/cf/api/buildpack_bits.go
index a3dd4416071..da6efd357eb 100644
--- a/cf/api/buildpack_bits.go
+++ b/cf/api/buildpack_bits.go
@@ -108,6 +108,7 @@ func (repo CloudControllerBuildpackBitsRepository) CreateBuildpackZipFile(buildp
 			if err != nil {
 				return nil, "", fmt.Errorf("%s: %s", T("Couldn't open buildpack file"), err.Error())
 			}
+			defer specifiedFile.Close()
 			err = normalizeBuildpackArchive(specifiedFile, zipFileToUpload)
 			if err != nil {
 				return nil, "", zipErrorHelper(err)
diff --git a/go.mod b/go.mod
index 3a85e18f902..48a9f0a856b 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module code.cloudfoundry.org/cli
 
-go 1.22
+go 1.22.0
 
 require (
 	code.cloudfoundry.org/bytefmt v0.0.0-20230612151507-41ef4d1f67a4