diff --git a/engines/onnxruntime/onnxruntime-engine/README.md b/engines/onnxruntime/onnxruntime-engine/README.md
index 1e72ccfda0f..2a441b740c8 100644
--- a/engines/onnxruntime/onnxruntime-engine/README.md
+++ b/engines/onnxruntime/onnxruntime-engine/README.md
@@ -73,7 +73,7 @@ Maven:
 <dependency>
     <groupId>com.microsoft.onnxruntime</groupId>
     <artifactId>onnxruntime_gpu</artifactId>
-    <version>1.8.1</version>
+    <version>1.9.0</version>
     <scope>runtime</scope>
 </dependency>
 ```
@@ -83,5 +83,5 @@ Gradle:
     implementation("ai.djl.onnxruntime:onnxruntime-engine:0.12.0") {
         exclude group: "com.microsoft.onnxruntime", module: "onnxruntime"
     }
-    implementation "com.microsoft.onnxruntime:onnxruntime_gpu:1.8.1"
+    implementation "com.microsoft.onnxruntime:onnxruntime_gpu:1.9.0"
 ```
diff --git a/engines/onnxruntime/onnxruntime-engine/src/main/java/ai/djl/onnxruntime/engine/OrtUtils.java b/engines/onnxruntime/onnxruntime-engine/src/main/java/ai/djl/onnxruntime/engine/OrtUtils.java
index 029bd467834..e50c32368ce 100644
--- a/engines/onnxruntime/onnxruntime-engine/src/main/java/ai/djl/onnxruntime/engine/OrtUtils.java
+++ b/engines/onnxruntime/onnxruntime-engine/src/main/java/ai/djl/onnxruntime/engine/OrtUtils.java
@@ -50,8 +50,9 @@ public static OnnxTensor toTensor(
                 case INT64:
                     return OnnxTensor.createTensor(env, (LongBuffer) data, sh);
                 case INT8:
-                case UINT8:
                     return OnnxTensor.createTensor(env, (ByteBuffer) data, sh, OnnxJavaType.INT8);
+                case UINT8:
+                    return OnnxTensor.createTensor(env, (ByteBuffer) data, sh, OnnxJavaType.UINT8);
                 case STRING:
                     throw new UnsupportedOperationException(
                             "Use toTensor(OrtEnvironment env, String[] inputs, Shape shape) instead.");
@@ -79,6 +80,8 @@ public static DataType toDataType(OnnxJavaType javaType) {
                 return DataType.FLOAT64;
             case INT8:
                 return DataType.INT8;
+            case UINT8:
+                return DataType.UINT8;
             case INT32:
                 return DataType.INT32;
             case INT64:
diff --git a/gradle.properties b/gradle.properties
index 65ac137069e..0b4a8824323 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -14,7 +14,7 @@ tensorflow_version=2.4.1
 tflite_version=2.4.1
 dlr_version=1.6.0
 trt_version=8.0.1
-onnxruntime_version=1.8.1
+onnxruntime_version=1.9.0
 paddlepaddle_version=2.0.2
 sentencepiece_version=0.1.95
 fasttext_version=0.9.2