diff --git a/go.mod b/go.mod
index 5f6e2872b..092ba26eb 100644
--- a/go.mod
+++ b/go.mod
@@ -50,11 +50,11 @@ require (
 	github.com/secure-systems-lab/go-securesystemslib v0.6.0
 	github.com/sigstore/cosign/v2 v2.0.2
 	github.com/sigstore/sigstore v1.6.4
-	github.com/spdx/tools-golang v0.3.0
+	github.com/spdx/tools-golang v0.5.2
 	github.com/spf13/cobra v1.7.0
 	github.com/spf13/pflag v1.0.5
 	github.com/spf13/viper v1.15.0
-	github.com/stretchr/testify v1.8.3
+	github.com/stretchr/testify v1.8.4
 	github.com/testcontainers/testcontainers-go v0.18.0
 	go.uber.org/automaxprocs v1.5.1
 	go.uber.org/zap v1.24.0
@@ -78,6 +78,7 @@ require (
 
 require (
 	cloud.google.com/go/pubsub v1.31.0 // indirect
+	github.com/anchore/go-struct-converter v0.0.0-20221118182256-c68fdcfa2092 // indirect
 	github.com/felixge/httpsnoop v1.0.3 // indirect
 	github.com/google/renameio/v2 v2.0.0 // indirect
 	github.com/gorilla/handlers v1.5.1 // indirect
diff --git a/go.sum b/go.sum
index 22dbce61b..dce9a0b92 100644
--- a/go.sum
+++ b/go.sum
@@ -134,6 +134,8 @@ github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuy
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
+github.com/anchore/go-struct-converter v0.0.0-20221118182256-c68fdcfa2092 h1:aM1rlcoLz8y5B2r4tTLMiVTrMtpfY0O8EScKJxaSaEc=
+github.com/anchore/go-struct-converter v0.0.0-20221118182256-c68fdcfa2092/go.mod h1:rYqSE9HbjzpHTI74vwPvae4ZVYZd1lue2ta6xHPdblA=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/apache/thrift v0.12.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
 github.com/apache/thrift v0.13.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
@@ -1105,8 +1107,8 @@ github.com/soheilhy/cmux v0.1.4/go.mod h1:IM3LyeVVIOuxMH7sFAkER9+bJ4dT7Ms6E4xg4k
 github.com/sony/gobreaker v0.4.1/go.mod h1:ZKptC7FHNvhBz7dN2LGjPVBz2sZJmc0/PkyDJOjmxWY=
 github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
 github.com/spdx/gordf v0.0.0-20201111095634-7098f93598fb/go.mod h1:uKWaldnbMnjsSAXRurWqqrdyZen1R7kxl8TkmWk2OyM=
-github.com/spdx/tools-golang v0.3.0 h1:rtm+DHk3aAt74Fh0Wgucb4pCxjXV8SqHCPEb2iBd30k=
-github.com/spdx/tools-golang v0.3.0/go.mod h1:RO4Y3IFROJnz+43JKm1YOrbtgQNljW4gAPpA/sY2eqo=
+github.com/spdx/tools-golang v0.5.2 h1:dtMNjJreWPe37584ajk7m/rQtfJaLpRMk7pUGgvekOg=
+github.com/spdx/tools-golang v0.5.2/go.mod h1:/ETOahiAo96Ob0/RAIBmFZw6XN0yTnyr/uFZm2NTMhI=
 github.com/spf13/afero v1.3.3/go.mod h1:5KUK8ByomD5Ti5Artl0RtHeI5pTF7MIDuXL3yY520V4=
 github.com/spf13/afero v1.6.0/go.mod h1:Ai8FlHk4v/PARR026UzYexafAt9roJ7LcLMAmO6Z93I=
 github.com/spf13/afero v1.9.3 h1:41FoI0fD7OR7mGcKE/aOiLkGreyf8ifIOQmJANWogMk=
@@ -1152,8 +1154,8 @@ github.com/stretchr/testify v1.7.4/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-github.com/stretchr/testify v1.8.3 h1:RP3t2pwF7cMEbC1dqtB6poj3niw/9gnV4Cjg5oW5gtY=
-github.com/stretchr/testify v1.8.3/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69rRypqCw=
 github.com/subosito/gotenv v1.4.2 h1:X1TuBLAMDFbaTAChgCBLu3DU3UPyELpnF2jjJ2cz/S8=
 github.com/subosito/gotenv v1.4.2/go.mod h1:ayKnFf/c6rvx/2iiLrJUk1e6plDbT3edrFNGqEflhK0=
diff --git a/internal/attestation/crafter/materials/spdxjson.go b/internal/attestation/crafter/materials/spdxjson.go
index 46208271f..b18525efd 100644
--- a/internal/attestation/crafter/materials/spdxjson.go
+++ b/internal/attestation/crafter/materials/spdxjson.go
@@ -23,8 +23,9 @@ import (
 	api "github.com/chainloop-dev/chainloop/app/cli/api/attestation/v1"
 	schemaapi "github.com/chainloop-dev/chainloop/app/controlplane/api/workflowcontract/v1"
 	"github.com/chainloop-dev/chainloop/internal/casclient"
+	"github.com/spdx/tools-golang/json"
+
 	"github.com/rs/zerolog"
-	spdx "github.com/spdx/tools-golang/jsonloader"
 )
 
 type SPDXJSONCrafter struct {
@@ -51,7 +52,7 @@ func (i *SPDXJSONCrafter) Craft(ctx context.Context, filePath string) (*api.Atte
 	defer f.Close()
 
 	// Decode the file to check it's a valid SPDX BOM
-	_, err = spdx.Load2_2(f)
+	_, err = json.Read(f)
 	if err != nil {
 		i.logger.Debug().Err(err).Msg("error decoding file")
 		return nil, fmt.Errorf("invalid spdx sbom file: %w", ErrInvalidMaterialType)