diff --git a/config/get-safe.go b/config/get-safe.go
index 08f8675..d48e94d 100644
--- a/config/get-safe.go
+++ b/config/get-safe.go
@@ -11,7 +11,7 @@ var (
 
 // GetAsString returns a function that returns the wanted string with high performance.
 func (cs *safe) GetAsString(name string, fallback string) StringOption {
-	valid := GetValidityFlag()
+	valid := getValidityFlag()
 	option, valueCache := getValueCache(name, nil, OptTypeString)
 	value := fallback
 	if valueCache != nil {
@@ -23,7 +23,7 @@ func (cs *safe) GetAsString(name string, fallback string) StringOption {
 		lock.Lock()
 		defer lock.Unlock()
 		if !valid.IsSet() {
-			valid = GetValidityFlag()
+			valid = getValidityFlag()
 			option, valueCache = getValueCache(name, option, OptTypeString)
 			if valueCache != nil {
 				value = valueCache.stringVal
@@ -37,7 +37,7 @@ func (cs *safe) GetAsString(name string, fallback string) StringOption {
 
 // GetAsStringArray returns a function that returns the wanted string with high performance.
 func (cs *safe) GetAsStringArray(name string, fallback []string) StringArrayOption {
-	valid := GetValidityFlag()
+	valid := getValidityFlag()
 	option, valueCache := getValueCache(name, nil, OptTypeStringArray)
 	value := fallback
 	if valueCache != nil {
@@ -49,7 +49,7 @@ func (cs *safe) GetAsStringArray(name string, fallback []string) StringArrayOpti
 		lock.Lock()
 		defer lock.Unlock()
 		if !valid.IsSet() {
-			valid = GetValidityFlag()
+			valid = getValidityFlag()
 			option, valueCache = getValueCache(name, option, OptTypeStringArray)
 			if valueCache != nil {
 				value = valueCache.stringArrayVal
@@ -63,7 +63,7 @@ func (cs *safe) GetAsStringArray(name string, fallback []string) StringArrayOpti
 
 // GetAsInt returns a function that returns the wanted int with high performance.
 func (cs *safe) GetAsInt(name string, fallback int64) IntOption {
-	valid := GetValidityFlag()
+	valid := getValidityFlag()
 	option, valueCache := getValueCache(name, nil, OptTypeInt)
 	value := fallback
 	if valueCache != nil {
@@ -75,7 +75,7 @@ func (cs *safe) GetAsInt(name string, fallback int64) IntOption {
 		lock.Lock()
 		defer lock.Unlock()
 		if !valid.IsSet() {
-			valid = GetValidityFlag()
+			valid = getValidityFlag()
 			option, valueCache = getValueCache(name, option, OptTypeInt)
 			if valueCache != nil {
 				value = valueCache.intVal
@@ -89,7 +89,7 @@ func (cs *safe) GetAsInt(name string, fallback int64) IntOption {
 
 // GetAsBool returns a function that returns the wanted int with high performance.
 func (cs *safe) GetAsBool(name string, fallback bool) BoolOption {
-	valid := GetValidityFlag()
+	valid := getValidityFlag()
 	option, valueCache := getValueCache(name, nil, OptTypeBool)
 	value := fallback
 	if valueCache != nil {
@@ -101,7 +101,7 @@ func (cs *safe) GetAsBool(name string, fallback bool) BoolOption {
 		lock.Lock()
 		defer lock.Unlock()
 		if !valid.IsSet() {
-			valid = GetValidityFlag()
+			valid = getValidityFlag()
 			option, valueCache = getValueCache(name, option, OptTypeBool)
 			if valueCache != nil {
 				value = valueCache.boolVal
diff --git a/config/get.go b/config/get.go
index df1cd08..5e5755f 100644
--- a/config/get.go
+++ b/config/get.go
@@ -52,7 +52,7 @@ func getValueCache(name string, option *Option, requestedType uint8) (*Option, *
 
 // GetAsString returns a function that returns the wanted string with high performance.
 func GetAsString(name string, fallback string) StringOption {
-	valid := GetValidityFlag()
+	valid := getValidityFlag()
 	option, valueCache := getValueCache(name, nil, OptTypeString)
 	value := fallback
 	if valueCache != nil {
@@ -61,7 +61,7 @@ func GetAsString(name string, fallback string) StringOption {
 
 	return func() string {
 		if !valid.IsSet() {
-			valid = GetValidityFlag()
+			valid = getValidityFlag()
 			option, valueCache = getValueCache(name, option, OptTypeString)
 			if valueCache != nil {
 				value = valueCache.stringVal
@@ -75,7 +75,7 @@ func GetAsString(name string, fallback string) StringOption {
 
 // GetAsStringArray returns a function that returns the wanted string with high performance.
 func GetAsStringArray(name string, fallback []string) StringArrayOption {
-	valid := GetValidityFlag()
+	valid := getValidityFlag()
 	option, valueCache := getValueCache(name, nil, OptTypeStringArray)
 	value := fallback
 	if valueCache != nil {
@@ -84,7 +84,7 @@ func GetAsStringArray(name string, fallback []string) StringArrayOption {
 
 	return func() []string {
 		if !valid.IsSet() {
-			valid = GetValidityFlag()
+			valid = getValidityFlag()
 			option, valueCache = getValueCache(name, option, OptTypeStringArray)
 			if valueCache != nil {
 				value = valueCache.stringArrayVal
@@ -98,7 +98,7 @@ func GetAsStringArray(name string, fallback []string) StringArrayOption {
 
 // GetAsInt returns a function that returns the wanted int with high performance.
 func GetAsInt(name string, fallback int64) IntOption {
-	valid := GetValidityFlag()
+	valid := getValidityFlag()
 	option, valueCache := getValueCache(name, nil, OptTypeInt)
 	value := fallback
 	if valueCache != nil {
@@ -107,7 +107,7 @@ func GetAsInt(name string, fallback int64) IntOption {
 
 	return func() int64 {
 		if !valid.IsSet() {
-			valid = GetValidityFlag()
+			valid = getValidityFlag()
 			option, valueCache = getValueCache(name, option, OptTypeInt)
 			if valueCache != nil {
 				value = valueCache.intVal
@@ -121,7 +121,7 @@ func GetAsInt(name string, fallback int64) IntOption {
 
 // GetAsBool returns a function that returns the wanted int with high performance.
 func GetAsBool(name string, fallback bool) BoolOption {
-	valid := GetValidityFlag()
+	valid := getValidityFlag()
 	option, valueCache := getValueCache(name, nil, OptTypeBool)
 	value := fallback
 	if valueCache != nil {
@@ -130,7 +130,7 @@ func GetAsBool(name string, fallback bool) BoolOption {
 
 	return func() bool {
 		if !valid.IsSet() {
-			valid = GetValidityFlag()
+			valid = getValidityFlag()
 			option, valueCache = getValueCache(name, option, OptTypeBool)
 			if valueCache != nil {
 				value = valueCache.boolVal
diff --git a/config/set.go b/config/set.go
index a0f6789..0c007ac 100644
--- a/config/set.go
+++ b/config/set.go
@@ -19,8 +19,8 @@ var (
 	validityFlagLock sync.RWMutex
 )
 
-// GetValidityFlag returns a flag that signifies if the configuration has been changed. This flag must not be changed, only read.
-func GetValidityFlag() *abool.AtomicBool {
+// getValidityFlag returns a flag that signifies if the configuration has been changed. This flag must not be changed, only read.
+func getValidityFlag() *abool.AtomicBool {
 	validityFlagLock.RLock()
 	defer validityFlagLock.RUnlock()
 	return validityFlag
diff --git a/config/validity.go b/config/validity.go
new file mode 100644
index 0000000..d42e91b
--- /dev/null
+++ b/config/validity.go
@@ -0,0 +1,30 @@
+package config
+
+import (
+	"github.com/tevino/abool"
+)
+
+// ValidityFlag is a flag that signifies if the configuration has been changed. It is not safe for concurrent use.
+type ValidityFlag struct {
+	flag *abool.AtomicBool
+}
+
+// NewValidityFlag returns a flag that signifies if the configuration has been changed.
+func NewValidityFlag() *ValidityFlag {
+	vf := &ValidityFlag{}
+	vf.Refresh()
+	return vf
+}
+
+// IsValid returns if the configuration is still valid.
+func (vf *ValidityFlag) IsValid() bool {
+	return vf.flag.IsSet()
+}
+
+// Refresh refreshes the flag and makes it reusable.
+func (vf *ValidityFlag) Refresh() {
+	validityFlagLock.RLock()
+	defer validityFlagLock.RUnlock()
+
+	vf.flag = validityFlag
+}