diff --git a/int.go b/int.go
index be23bd2..30c267b 100644
--- a/int.go
+++ b/int.go
@@ -26,7 +26,7 @@ func IntFrom(i int64) Int {
 	return NewInt(i, i != 0)
 }
 
-// StringFrom creates a new String that be null if i is nil.
+// IntFromPtr creates a new String that be null if i is nil.
 func IntFromPtr(i *int64) Int {
 	if i == nil {
 		return NewInt(0, false)
diff --git a/nuller/int.go b/nuller/int.go
index ba8d3a4..95345ba 100644
--- a/nuller/int.go
+++ b/nuller/int.go
@@ -28,7 +28,7 @@ func IntFrom(i int64) Int {
 	return NewInt(i, true)
 }
 
-// StringFrom creates a new String that be null if i is nil.
+// IntFromPtr creates a new String that be null if i is nil.
 func IntFromPtr(i *int64) Int {
 	if i == nil {
 		return NewInt(0, false)
diff --git a/nuller/string.go b/nuller/string.go
index a9563c3..12bc030 100644
--- a/nuller/string.go
+++ b/nuller/string.go
@@ -17,7 +17,7 @@ func StringFrom(s string) String {
 	return NewString(s, true)
 }
 
-// StringFrom creates a new String that be null if s is nil.
+// StringFromPtr creates a new String that be null if s is nil.
 func StringFromPtr(s *string) String {
 	if s == nil {
 		return NewString("", false)
diff --git a/string.go b/string.go
index d7bbf1c..0b53cfa 100644
--- a/string.go
+++ b/string.go
@@ -29,7 +29,7 @@ func StringFrom(s string) String {
 	return NewString(s, s != "")
 }
 
-// StringFrom creates a new String that be null if s is nil or blank.
+// StringFromPtr creates a new String that be null if s is nil or blank.
 // It will make s point to the String's value.
 func StringFromPtr(s *string) String {
 	if s == nil {
@@ -76,7 +76,7 @@ func (s *String) UnmarshalText(text []byte) error {
 	return nil
 }
 
-// Pointer returns a pointer to this String's value, or a nil pointer if this String is null.
+// Ptr returns a pointer to this String's value, or a nil pointer if this String is null.
 func (s String) Ptr() *string {
 	if !s.Valid {
 		return nil