diff --git a/platform/architecture_freebsd.go b/platform/architecture_freebsd.go
index e8bf398..06dc9fe 100644
--- a/platform/architecture_freebsd.go
+++ b/platform/architecture_freebsd.go
@@ -4,8 +4,8 @@ import (
 	"os/exec"
 )
 
-// GetRuntimeArchitecture get the name of the current architecture (x86, x86_64, …)
-func GetRuntimeArchitecture() (string, error) {
+// runtimeArchitecture get the name of the current architecture (x86, x86_64, …)
+func runtimeArchitecture() (string, error) {
 	cmd := exec.Command("uname", "-m")
 	machine, err := cmd.Output()
 	if err != nil {
diff --git a/platform/architecture_linux.go b/platform/architecture_linux.go
index 60314cf..30c58c7 100644
--- a/platform/architecture_linux.go
+++ b/platform/architecture_linux.go
@@ -6,8 +6,8 @@ import (
 	"syscall"
 )
 
-// GetRuntimeArchitecture get the name of the current architecture (x86, x86_64, …)
-func GetRuntimeArchitecture() (string, error) {
+// runtimeArchitecture get the name of the current architecture (x86, x86_64, …)
+func runtimeArchitecture() (string, error) {
 	utsname := &syscall.Utsname{}
 	if err := syscall.Uname(utsname); err != nil {
 		return "", err
diff --git a/platform/architecture_windows.go b/platform/architecture_windows.go
index 19717c9..c72e166 100644
--- a/platform/architecture_windows.go
+++ b/platform/architecture_windows.go
@@ -36,8 +36,8 @@ const (
 
 var sysinfo systeminfo
 
-// GetRuntimeArchitecture get the name of the current architecture (x86, x86_64, …)
-func GetRuntimeArchitecture() (string, error) {
+// runtimeArchitecture get the name of the current architecture (x86, x86_64, …)
+func runtimeArchitecture() (string, error) {
 	syscall.Syscall(procGetSystemInfo.Addr(), 1, uintptr(unsafe.Pointer(&sysinfo)), 0, 0)
 	switch sysinfo.wProcessorArchitecture {
 	case ProcessorArchitecture64, ProcessorArchitectureIA64:
diff --git a/platform/platform.go b/platform/platform.go
index d84c4f5..59e2529 100644
--- a/platform/platform.go
+++ b/platform/platform.go
@@ -15,7 +15,7 @@ var (
 
 func init() {
 	var err error
-	Architecture, err = GetRuntimeArchitecture()
+	Architecture, err = runtimeArchitecture()
 	if err != nil {
 		logrus.Errorf("Could no read system architecture info: %v", err)
 	}