diff --git a/internal/cmd/buildtool/android_test.go b/internal/cmd/buildtool/android_test.go
index 9107dc32a..6ea4f7c65 100644
--- a/internal/cmd/buildtool/android_test.go
+++ b/internal/cmd/buildtool/android_test.go
@@ -716,12 +716,12 @@ func TestAndroidBuildCdepsOpenSSL(t *testing.T) {
 		expect: []buildtooltest.ExecExpectations{{
 			Env: []string{},
 			Argv: []string{
-				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.1.tar.gz",
+				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"tar", "-xf", "openssl-3.6.1.tar.gz",
+				"tar", "-xf", "openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
@@ -771,12 +771,12 @@ func TestAndroidBuildCdepsOpenSSL(t *testing.T) {
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.1.tar.gz",
+				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"tar", "-xf", "openssl-3.6.1.tar.gz",
+				"tar", "-xf", "openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
@@ -826,12 +826,12 @@ func TestAndroidBuildCdepsOpenSSL(t *testing.T) {
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.1.tar.gz",
+				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"tar", "-xf", "openssl-3.6.1.tar.gz",
+				"tar", "-xf", "openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
@@ -881,12 +881,12 @@ func TestAndroidBuildCdepsOpenSSL(t *testing.T) {
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.1.tar.gz",
+				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"tar", "-xf", "openssl-3.6.1.tar.gz",
+				"tar", "-xf", "openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
diff --git a/internal/cmd/buildtool/cdepsopenssl.go b/internal/cmd/buildtool/cdepsopenssl.go
index 623caee2f..290734b8d 100644
--- a/internal/cmd/buildtool/cdepsopenssl.go
+++ b/internal/cmd/buildtool/cdepsopenssl.go
@@ -27,13 +27,13 @@ func cdepsOpenSSLBuildMain(globalEnv *cBuildEnv, deps buildtoolmodel.Dependencie
 	defer restore()
 
 	// See https://github.com/Homebrew/homebrew-core/blob/master/Formula/o/openssl@3.rb
-	cdepsMustFetch("https://www.openssl.org/source/openssl-3.6.1.tar.gz")
+	cdepsMustFetch("https://www.openssl.org/source/openssl-3.6.0.tar.gz")
 	deps.VerifySHA256( // must be mockable
-		"b1bfedcd5b289ff22aee87c9d600f515767ebf45f77168cb6d64f231f518a82e",
-		"openssl-3.6.1.tar.gz",
+		"b6a5f44b7eb69e3fa35dbf15524405b44837a481d43d81daddde3ff21fcbb8e9",
+		"openssl-3.6.0.tar.gz",
 	)
-	must.Run(log.Log, "tar", "-xf", "openssl-3.6.1.tar.gz")
-	_ = deps.MustChdir("openssl-3.6.1") // must be mockable
+	must.Run(log.Log, "tar", "-xf", "openssl-3.6.0.tar.gz")
+	_ = deps.MustChdir("openssl-3.6.0") // must be mockable
 
 	mydir := filepath.Join(topdir, "CDEPS", "openssl")
 	for _, patch := range cdepsMustListPatches(mydir) {
diff --git a/internal/cmd/buildtool/ios_test.go b/internal/cmd/buildtool/ios_test.go
index 070bc25d6..65d9d5f64 100644
--- a/internal/cmd/buildtool/ios_test.go
+++ b/internal/cmd/buildtool/ios_test.go
@@ -361,12 +361,12 @@ func TestIOSBuildCdepsOpenSSL(t *testing.T) {
 		expect: []buildtooltest.ExecExpectations{{
 			Env: []string{},
 			Argv: []string{
-				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.1.tar.gz",
+				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"tar", "-xf", "openssl-3.6.1.tar.gz",
+				"tar", "-xf", "openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
@@ -411,12 +411,12 @@ func TestIOSBuildCdepsOpenSSL(t *testing.T) {
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.1.tar.gz",
+				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"tar", "-xf", "openssl-3.6.1.tar.gz",
+				"tar", "-xf", "openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
@@ -461,12 +461,12 @@ func TestIOSBuildCdepsOpenSSL(t *testing.T) {
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.1.tar.gz",
+				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"tar", "-xf", "openssl-3.6.1.tar.gz",
+				"tar", "-xf", "openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
diff --git a/internal/cmd/buildtool/linuxcdeps_test.go b/internal/cmd/buildtool/linuxcdeps_test.go
index ed7e4574c..f2e5edcd1 100644
--- a/internal/cmd/buildtool/linuxcdeps_test.go
+++ b/internal/cmd/buildtool/linuxcdeps_test.go
@@ -92,12 +92,12 @@ func TestLinuxCdepsBuildMain(t *testing.T) {
 		expect: []buildtooltest.ExecExpectations{{
 			Env: []string{},
 			Argv: []string{
-				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.1.tar.gz",
+				"curl", "-fsSLO", "https://www.openssl.org/source/openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},
 			Argv: []string{
-				"tar", "-xf", "openssl-3.6.1.tar.gz",
+				"tar", "-xf", "openssl-3.6.0.tar.gz",
 			},
 		}, {
 			Env: []string{},