diff --git a/errors.go b/errors.go
index 36ee38c..1e842c8 100644
--- a/errors.go
+++ b/errors.go
@@ -1,16 +1,16 @@
 package buffers
 
 import (
-	"github.com/reiver/go-fck"
+	"sourcecode.social/reiver/go-erorr"
 )
 
 var (
-	BufferOverflow = fck.Error("buffer overflow")
+	BufferOverflow = erorr.Error("buffer overflow")
 )
 
 var (
-	errNilDestination = fck.Error("nil destination")
-	errNilReader      = fck.Error("nil reader")
-	errNilReceiver    = fck.Error("nil receiver")
-	errShortWrite     = fck.Error("short write")
+	errNilDestination = erorr.Error("nil destination")
+	errNilReader      = erorr.Error("nil reader")
+	errNilReceiver    = erorr.Error("nil receiver")
+	errShortWrite     = erorr.Error("short write")
 )
diff --git a/go.mod b/go.mod
index c4e0fdb..51eac6e 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/reiver/go-buffers
 go 1.18
 
 require (
-	github.com/reiver/go-fck v0.0.1 // indirect
 	github.com/reiver/go-opt v1.3.0 // indirect
 	github.com/reiver/go-utf8 v2.0.1+incompatible // indirect
+	sourcecode.social/reiver/go-erorr v0.0.0-20230922202459-231149d185a1 // indirect
 )
diff --git a/go.sum b/go.sum
index cf3d053..a28a69d 100644
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,6 @@
-github.com/reiver/go-fck v0.0.1 h1:GhOiIp/4Au3iPUVC1YRfJJS5CdvLDNF9qt/n1lwgWnM=
-github.com/reiver/go-fck v0.0.1/go.mod h1:i77J0nD9GkSF0osPcURZbv9u19F0keF/mrhkgIu9wvM=
 github.com/reiver/go-opt v1.3.0 h1:DyDUwxXiRuszOFQxVkjJx52Rrhcr8jpTGrwn/KHA77A=
 github.com/reiver/go-opt v1.3.0/go.mod h1:/GNk2aLHdf9WB/ATueDbAYCaQETT6Bq+PPOKhV1qV0U=
 github.com/reiver/go-utf8 v2.0.1+incompatible h1:f1rRbwTIcUaX+1wnLM1+FWelKegAxTURE9MkZCRVOPM=
 github.com/reiver/go-utf8 v2.0.1+incompatible/go.mod h1:tfGntNDUeEZIAsz0mTu0lF7/IlErc+BpQgO6yxYmJig=
+sourcecode.social/reiver/go-erorr v0.0.0-20230922202459-231149d185a1 h1:wpnz4JicQBLWrgGphYBls7DysIFCcnWgDz/vce/sY8E=
+sourcecode.social/reiver/go-erorr v0.0.0-20230922202459-231149d185a1/go.mod h1:NFtd7fzEf0r6A6R7JXYZfayRhPaJy0zt/18VWoLzrxA=