diff --git a/Makefile b/Makefile
index 97e9d8a..3b9092b 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ BINARY_NAME=local-ai
 # renovate: datasource=github-tags depName=go-skynet/go-llama.cpp
 GOLLAMA_VERSION?=llama.cpp-7f15c5c
 # renovate: datasource=git-refs packageNameTemplate=https://github.com/go-skynet/go-gpt4all-j.cpp currentValueTemplate=master depNameTemplate=go-gpt4all-j.cpp
-GOGPT4ALLJ_VERSION?=1f7bff57f66cb7062e40d0ac3abd2217815e5109
+GOGPT4ALLJ_VERSION?=d57834a2d24e8be64c78b9496a870d18393066fd
 # renovate: datasource=git-refs packageNameTemplate=https://github.com/go-skynet/go-gpt2.cpp currentValueTemplate=master depNameTemplate=go-gpt2.cpp
 GOGPT2_VERSION?=245a5bfe6708ab80dc5c733dcdbfbe3cfd2acdaa
 
@@ -58,7 +58,7 @@ go-gpt4all-j:
 	@find ./go-gpt4all-j -type f -name "*.cpp" -exec sed -i'' -e 's/::replace/::json_gptj_replace/g' {} +
 
 go-gpt4all-j/libgptj.a: go-gpt4all-j
-	$(MAKE) -C go-gpt4all-j $(GENERIC_PREFIX)libgptj.a
+	$(MAKE) -C go-gpt4all-j $(GENERIC_PREFIX)libgptj.a example
 
 # CEREBRAS GPT
 go-gpt2:
diff --git a/api/prediction.go b/api/prediction.go
index 65cfce9..393c7de 100644
--- a/api/prediction.go
+++ b/api/prediction.go
@@ -37,7 +37,7 @@ func ModelInference(s string, loader *model.ModelLoader, c Config) (func() (stri
 	// TODO: this is ugly, better identifying the model somehow! however, it is a good stab for a first implementation..
 	model, llamaerr = loader.LoadLLaMAModel(modelFile, llamaOpts...)
 	if llamaerr != nil {
-		gptModel, gptjerr = loader.LoadGPTJModel(modelFile)
+		gptModel, gptjerr = loader.LoadGPTJModel(modelFile, gptj.SetThreads(c.Threads))
 		if gptjerr != nil {
 			gpt2Model, gpt2err = loader.LoadGPT2Model(modelFile)
 			if gpt2err != nil {
@@ -108,17 +108,12 @@ func ModelInference(s string, loader *model.ModelLoader, c Config) (func() (stri
 				gptj.SetTopP(c.TopP),
 				gptj.SetTopK(c.TopK),
 				gptj.SetTokens(c.Maxtokens),
-				gptj.SetThreads(c.Threads),
 			}
 
 			if c.Batch != 0 {
 				predictOptions = append(predictOptions, gptj.SetBatch(c.Batch))
 			}
 
-			if c.Seed != 0 {
-				predictOptions = append(predictOptions, gptj.SetSeed(c.Seed))
-			}
-
 			return gptModel.Predict(
 				s,
 				predictOptions...,
diff --git a/go.mod b/go.mod
index da59e65..f450534 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.19
 
 require (
 	github.com/go-skynet/go-gpt2.cpp v0.0.0-20230422085954-245a5bfe6708
-	github.com/go-skynet/go-gpt4all-j.cpp v0.0.0-20230422090028-1f7bff57f66c
+	github.com/go-skynet/go-gpt4all-j.cpp v0.0.0-20230501160437-8417608f0e94
 	github.com/go-skynet/go-llama.cpp v0.0.0-20230430075552-377fd245eae2
 	github.com/gofiber/fiber/v2 v2.44.0
 	github.com/jaypipes/ghw v0.10.0
diff --git a/go.sum b/go.sum
index ce69a46..06aa68d 100644
--- a/go.sum
+++ b/go.sum
@@ -23,6 +23,7 @@ github.com/go-skynet/go-gpt2.cpp v0.0.0-20230422085954-245a5bfe6708 h1:cfOi4TWvQ
 github.com/go-skynet/go-gpt2.cpp v0.0.0-20230422085954-245a5bfe6708/go.mod h1:1Wj/xbkMfwQSOrhNYK178IzqQHstZbRfhx4s8p1M5VM=
 github.com/go-skynet/go-gpt4all-j.cpp v0.0.0-20230422090028-1f7bff57f66c h1:48I7jpLNGiQeBmF0SFVVbREh8vlG0zN13v9LH5ctXis=
 github.com/go-skynet/go-gpt4all-j.cpp v0.0.0-20230422090028-1f7bff57f66c/go.mod h1:5VZ9XbcINI0XcHhkcX8GPK8TplFGAzu1Hrg4tNiMCtI=
+github.com/go-skynet/go-gpt4all-j.cpp v0.0.0-20230501160437-8417608f0e94/go.mod h1:5VZ9XbcINI0XcHhkcX8GPK8TplFGAzu1Hrg4tNiMCtI=
 github.com/go-skynet/go-llama.cpp v0.0.0-20230428071219-3d084e4299e9 h1:N/0SBefkMFao6GiGhIF7+5EdYOMHn4KnCG2AFcIXPt0=
 github.com/go-skynet/go-llama.cpp v0.0.0-20230428071219-3d084e4299e9/go.mod h1:35AKIEMY+YTKCBJIa/8GZcNGJ2J+nQk1hQiWo/OnEWw=
 github.com/go-skynet/go-llama.cpp v0.0.0-20230429125915-9bf702fe56b9 h1:20/tdOA4+b7Y7lCob+q2sczfOSz0pp+14L32adYJ+uQ=
diff --git a/pkg/model/loader.go b/pkg/model/loader.go
index 6b1539c..0468a54 100644
--- a/pkg/model/loader.go
+++ b/pkg/model/loader.go
@@ -193,7 +193,7 @@ func (ml *ModelLoader) LoadGPT2Model(modelName string) (*gpt2.GPT2, error) {
 	return model, err
 }
 
-func (ml *ModelLoader) LoadGPTJModel(modelName string) (*gptj.GPTJ, error) {
+func (ml *ModelLoader) LoadGPTJModel(modelName string, opts ...gptj.ModelOption) (*gptj.GPTJ, error) {
 	ml.mu.Lock()
 	defer ml.mu.Unlock()
 
@@ -222,7 +222,7 @@ func (ml *ModelLoader) LoadGPTJModel(modelName string) (*gptj.GPTJ, error) {
 	modelFile := filepath.Join(ml.ModelPath, modelName)
 	log.Debug().Msgf("Loading model in memory from file: %s", modelFile)
 
-	model, err := gptj.New(modelFile)
+	model, err := gptj.New(modelFile, opts...)
 	if err != nil {
 		return nil, err
 	}