diff --git a/go.mod b/go.mod
index 60f4f07..d994549 100644
--- a/go.mod
+++ b/go.mod
@@ -3,8 +3,7 @@ module cmutton
 go 1.26rc3
 
 require (
-	github.com/rwinkhart/go-boilerplate v0.2.3-0.20260208035402-e1bb0012a781
-	github.com/rwinkhart/libmutton v0.4.3-0.20260208040332-7bfbc7ef309e
+	github.com/rwinkhart/libmutton v0.4.3-0.20260208045259-4602c295181e
 	github.com/rwinkhart/rcw v0.2.5
 )
 
@@ -14,6 +13,7 @@ require (
 	github.com/kr/fs v0.1.0 // indirect
 	github.com/pkg/sftp v1.13.10 // indirect
 	github.com/pquerna/otp v1.5.0 // indirect
+	github.com/rwinkhart/go-boilerplate v0.2.3-0.20260208035402-e1bb0012a781 // indirect
 	github.com/rwinkhart/peercred-mini v0.1.2 // indirect
 	golang.org/x/crypto v0.47.0 // indirect
 	golang.org/x/sys v0.40.0 // indirect
diff --git a/go.sum b/go.sum
index 0e71ef9..ce7174d 100644
--- a/go.sum
+++ b/go.sum
@@ -16,8 +16,8 @@ github.com/pquerna/otp v1.5.0 h1:NMMR+WrmaqXU4EzdGJEE1aUUI0AMRzsp96fFFWNPwxs=
 github.com/pquerna/otp v1.5.0/go.mod h1:dkJfzwRKNiegxyNb54X/3fLwhCynbMspSyWKnvi1AEg=
 github.com/rwinkhart/go-boilerplate v0.2.3-0.20260208035402-e1bb0012a781 h1:kMAM0fkWGPa8WK7A4a9rMX2oD2Lv198zJoD9LCUAzOA=
 github.com/rwinkhart/go-boilerplate v0.2.3-0.20260208035402-e1bb0012a781/go.mod h1:QcUlr4SMgONRMKD965m8oTuCa6ZJVAc17w27Qopyr+s=
-github.com/rwinkhart/libmutton v0.4.3-0.20260208040332-7bfbc7ef309e h1:Hl/LG+vc7RkU4tHVq+rMt15zg4t3utDZN6HY5RfPDPY=
-github.com/rwinkhart/libmutton v0.4.3-0.20260208040332-7bfbc7ef309e/go.mod h1:G9EvjsHvTyOvUOs1VZ8aRKRpRRgzrrdZSCGheL/t72I=
+github.com/rwinkhart/libmutton v0.4.3-0.20260208045259-4602c295181e h1:RFiKcMEXqHbgK4g4d1WOHMN+DmHeygIjKDHKH4Su55w=
+github.com/rwinkhart/libmutton v0.4.3-0.20260208045259-4602c295181e/go.mod h1:G9EvjsHvTyOvUOs1VZ8aRKRpRRgzrrdZSCGheL/t72I=
 github.com/rwinkhart/peercred-mini v0.1.2 h1:4cGWDbv0whvLeVvbUdx84V/9p+2fS+DEXgrA1KxlRFo=
 github.com/rwinkhart/peercred-mini v0.1.2/go.mod h1:LLHG7YshHEpbpJJP+Il9nx2dnGj5O3VGE32rWmflj0c=
 github.com/rwinkhart/rcw v0.2.5 h1:3GJeii9sDZsZNL+HRkfHrnbgxnaB8a9kejiMIfPXnpE=
diff --git a/privkey.go b/privkey.go
index 19710fd..2e0c79b 100644
--- a/privkey.go
+++ b/privkey.go
@@ -7,7 +7,6 @@ import "C"
 import (
 	"unsafe"
 
-	"github.com/rwinkhart/go-boilerplate/back"
 	"github.com/rwinkhart/libmutton/privkey"
 )
 
@@ -24,18 +23,11 @@ func SetPrivKeyDataAndEraseFreeInput(privKeyData C.PascalString) {
 	FreePascalString(privKeyData)
 }
 
-// EraseFreePrivKey is meant to be called on iOS after
+// EraseGoPrivKey is meant to be called on iOS after
 // any server connections to ensure the cached SSH private key
 // set by SetPrivKeyDataAndEraseFreeInput is securely erased.
-// It also erases and frees the input privKeyPascal.
 //
-//export EraseFreePrivKey
-func EraseFreePrivKey(privKeyPascal C.PascalString) {
-	// erase Go/libmutton copy
-	privKeyBytes, _ := privkey.GetBytes(nil)
-	back.EraseBytesSecurely(privKeyBytes)
-
-	// erase C copy
-	securePtrOverwriteAndFree(unsafe.Pointer(privKeyPascal.data), C.size_t(privKeyPascal.len))
-	FreePascalString(privKeyPascal)
+//export EraseGoPrivKey
+func EraseGoPrivKey() {
+	privkey.Erase()
 }