diff --git a/backend/go.mod b/backend/go.mod
index 13354a3..9920b93 100644
--- a/backend/go.mod
+++ b/backend/go.mod
@@ -4,7 +4,7 @@ go 1.23.1
 
 require (
 	dario.cat/mergo v1.0.1
-	github.com/docker/go-units v0.5.0
+	github.com/dustin/go-humanize v1.0.1
 	github.com/golang-jwt/jwt/v5 v5.2.2
 	github.com/googollee/go-socket.io v1.7.0
 	github.com/gorilla/sessions v1.4.0
diff --git a/backend/go.sum b/backend/go.sum
index 3d6f614..7646c2a 100644
--- a/backend/go.sum
+++ b/backend/go.sum
@@ -11,8 +11,8 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f h1:lO4WD4F/rVNCu3HqELle0jiPLLBs70cWOduZpkS1E78=
 github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f/go.mod h1:cuUVRXasLTGF7a8hSLbxyZXjz+1KgoB3wDUb6vlszIc=
-github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4=
-github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
+github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
+github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
 github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=
 github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
 github.com/fsnotify/fsnotify v1.8.0 h1:dAwr6QBTBZIkG8roQaJjGof0pp0EeF+tNV7YBP3F/8M=
diff --git a/backend/internal/utils/file.go b/backend/internal/utils/file.go
index 35e3b46..be7ec13 100644
--- a/backend/internal/utils/file.go
+++ b/backend/internal/utils/file.go
@@ -8,7 +8,7 @@ import (
 	"os"
 	"path/filepath"
 
-	goUnits "github.com/docker/go-units"
+	humanize "github.com/dustin/go-humanize"
 )
 
 func GetFileId(fileHash string, fileSize int64) string {
@@ -48,7 +48,6 @@ func GetUploadDirPath() (string, error) {
 	return uploadPath, nil
 }
 
-func GetFileSize(size string) (int64, error) {
-	s, err := goUnits.FromHumanSize(size)
-	return s, err
+func GetFileSize(size string) (uint64, error) {
+	return humanize.ParseBytes(size)
 }