diff --git a/esplora.go b/esplora.go
index 410820b..3b116a9 100644
--- a/esplora.go
+++ b/esplora.go
@@ -9,9 +9,10 @@ import (
 	"strconv"
 	"strings"
 
+	"slices"
+
 	"github.com/btcsuite/btcd/chaincfg/chainhash"
 	"github.com/btcsuite/btcd/wire"
-	"golang.org/x/exp/slices"
 )
 
 func NewEsploraClient(url string) Bitcoin {
diff --git a/go.mod b/go.mod
index 83b6e99..8ac1acf 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,6 @@ require (
 	github.com/btcsuite/btcd v0.23.4
 	github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1
 	golang.org/x/crypto v0.13.0
-	golang.org/x/exp v0.0.0-20230905200255-921286631fa9
 )
 
 require (
diff --git a/go.sum b/go.sum
index ee537ef..fa4156f 100644
--- a/go.sum
+++ b/go.sum
@@ -66,8 +66,6 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.13.0 h1:mvySKfSWJ+UKUii46M40LOvyWfN0s2U+46/jDd0e6Ck=
 golang.org/x/crypto v0.13.0/go.mod h1:y6Z2r+Rw4iayiXXAIxJIDAJ1zMW4yaTpebo8fPOliYc=
-golang.org/x/exp v0.0.0-20230905200255-921286631fa9 h1:GoHiUyI/Tp2nVkLI2mCxVkOjsbSXD66ic0XW0js0R9g=
-golang.org/x/exp v0.0.0-20230905200255-921286631fa9/go.mod h1:S2oDrQGGwySpoQPVqRShND87VCbxmc6bL1Yd2oYrm6k=
 golang.org/x/net v0.0.0-20180719180050-a680a1efc54d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
diff --git a/helpers.go b/helpers.go
index 356ecb3..eb5dfc6 100644
--- a/helpers.go
+++ b/helpers.go
@@ -3,7 +3,7 @@ package opentimestamps
 import (
 	"strings"
 
-	"golang.org/x/exp/slices"
+	"slices"
 )
 
 // CompareInstructions returns negative if a<b, 0 if a=b and positive if a>b.
diff --git a/ots.go b/ots.go
index 29ecaf2..49f9f6c 100644
--- a/ots.go
+++ b/ots.go
@@ -6,7 +6,7 @@ import (
 	"fmt"
 	"strings"
 
-	"golang.org/x/exp/slices"
+	"slices"
 )
 
 /*
diff --git a/parsers.go b/parsers.go
index 54d0e4c..d144e4d 100644
--- a/parsers.go
+++ b/parsers.go
@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"io"
 
-	"golang.org/x/exp/slices"
+	"slices"
 )
 
 func parseCalendarServerResponse(buf Buffer) (Sequence, error) {
diff --git a/verifier.go b/verifier.go
index 1108a11..c179299 100644
--- a/verifier.go
+++ b/verifier.go
@@ -3,9 +3,10 @@ package opentimestamps
 import (
 	"fmt"
 
+	"slices"
+
 	"github.com/btcsuite/btcd/chaincfg/chainhash"
 	"github.com/btcsuite/btcd/wire"
-	"golang.org/x/exp/slices"
 )
 
 type Bitcoin interface {