diff --git a/cmake/cmake_extension.py b/cmake/cmake_extension.py
index b207a4171..46116f5c5 100644
--- a/cmake/cmake_extension.py
+++ b/cmake/cmake_extension.py
@@ -80,6 +80,7 @@ def get_binaries():
             "kaldi-decoder-core.dll",
             "kaldi-native-fbank-core.dll",
             "onnxruntime.dll",
+            "ssentencepiece_core.dll",
             "piper_phonemize.dll",
             "sherpa-onnx-c-api.dll",
             "sherpa-onnx-core.dll",
diff --git a/cmake/sherpa-onnx-no-tts.pc.in b/cmake/sherpa-onnx-no-tts.pc.in
index 4637b6ca4..0b020e43c 100644
--- a/cmake/sherpa-onnx-no-tts.pc.in
+++ b/cmake/sherpa-onnx-no-tts.pc.in
@@ -13,4 +13,4 @@ Cflags: -I"${includedir}"
 # Note: -lcargs is required only for the following file
 # https://github.com/k2-fsa/sherpa-onnx/blob/master/c-api-examples/decode-file-c-api.c
 # We add it here so that users don't need to specify -lcargs when compiling decode-file-c-api.c
-Libs: -L"${libdir}" -lsherpa-onnx-c-api -lsherpa-onnx-core -lkaldi-decoder-core -lsherpa-onnx-kaldifst-core -lsherpa-onnx-fst -lkaldi-native-fbank-core -lonnxruntime -Wl,-rpath,${libdir} @SHERPA_ONNX_PKG_WITH_CARGS@ @SHERPA_ONNX_PKG_CONFIG_EXTRA_LIBS@
+Libs: -L"${libdir}" -lsherpa-onnx-c-api -lsherpa-onnx-core -lkaldi-decoder-core -lsherpa-onnx-kaldifst-core -lsherpa-onnx-fst -lkaldi-native-fbank-core -lonnxruntime -lssentencepiece_core -Wl,-rpath,${libdir} @SHERPA_ONNX_PKG_WITH_CARGS@ @SHERPA_ONNX_PKG_CONFIG_EXTRA_LIBS@
diff --git a/cmake/sherpa-onnx.pc.in b/cmake/sherpa-onnx.pc.in
index fd37eeeb3..87b929a44 100644
--- a/cmake/sherpa-onnx.pc.in
+++ b/cmake/sherpa-onnx.pc.in
@@ -13,4 +13,4 @@ Cflags: -I"${includedir}"
 # Note: -lcargs is required only for the following file
 # https://github.com/k2-fsa/sherpa-onnx/blob/master/c-api-examples/decode-file-c-api.c
 # We add it here so that users don't need to specify -lcargs when compiling decode-file-c-api.c
-Libs: -L"${libdir}" -lsherpa-onnx-c-api -lsherpa-onnx-core -lkaldi-decoder-core -lsherpa-onnx-kaldifst-core -lsherpa-onnx-fstfar -lsherpa-onnx-fst -lkaldi-native-fbank-core -lpiper_phonemize -lespeak-ng -lucd -lonnxruntime -Wl,-rpath,${libdir} @SHERPA_ONNX_PKG_WITH_CARGS@ @SHERPA_ONNX_PKG_CONFIG_EXTRA_LIBS@
+Libs: -L"${libdir}" -lsherpa-onnx-c-api -lsherpa-onnx-core -lkaldi-decoder-core -lsherpa-onnx-kaldifst-core -lsherpa-onnx-fstfar -lsherpa-onnx-fst -lkaldi-native-fbank-core -lpiper_phonemize -lespeak-ng -lucd -lonnxruntime -lssentencepiece_core -Wl,-rpath,${libdir} @SHERPA_ONNX_PKG_WITH_CARGS@ @SHERPA_ONNX_PKG_CONFIG_EXTRA_LIBS@
diff --git a/sherpa-onnx/csrc/offline-recognizer-paraformer-impl.h b/sherpa-onnx/csrc/offline-recognizer-paraformer-impl.h
index 3c96f03bc..3bcaf390b 100644
--- a/sherpa-onnx/csrc/offline-recognizer-paraformer-impl.h
+++ b/sherpa-onnx/csrc/offline-recognizer-paraformer-impl.h
@@ -59,9 +59,9 @@ static OfflineRecognitionResult Convert(
         mergeable = false;
 
         if (i > 0) {
-          const uint8_t *p = reinterpret_cast<const uint8_t *>(
-              sym_table[src.tokens[i - 1]].c_str());
-          if (p[0] < 0x80) {
+          const uint8_t p = reinterpret_cast<const uint8_t *>(
+              sym_table[src.tokens[i - 1]].c_str())[0];
+          if (p < 0x80) {
             // put a space between ascii and non-ascii
             text.append(" ");
           }
diff --git a/sherpa-onnx/java-api/src/com/k2fsa/sherpa/onnx/OfflineModelConfig.java b/sherpa-onnx/java-api/src/com/k2fsa/sherpa/onnx/OfflineModelConfig.java
index 23164f66d..c7eba0237 100644
--- a/sherpa-onnx/java-api/src/com/k2fsa/sherpa/onnx/OfflineModelConfig.java
+++ b/sherpa-onnx/java-api/src/com/k2fsa/sherpa/onnx/OfflineModelConfig.java
@@ -13,6 +13,8 @@ public class OfflineModelConfig {
     private final String provider;
 
     private final String modelType;
+    private final String modelingUnit;
+    private final String bpeVocab;
 
     private OfflineModelConfig(Builder builder) {
         this.transducer = builder.transducer;
@@ -24,6 +26,8 @@ private OfflineModelConfig(Builder builder) {
         this.debug = builder.debug;
         this.provider = builder.provider;
         this.modelType = builder.modelType;
+        this.modelingUnit = builder.modelingUnit;
+        this.bpeVocab = builder.bpeVocab;
     }
 
     public static Builder builder() {
@@ -62,6 +66,13 @@ public String getModelType() {
         return modelType;
     }
 
+    public String getModelingUnit() {
+        return modelingUnit;
+    }
+
+    public String getBpeVocab() {
+        return bpeVocab;
+    }
 
     public static class Builder {
         private OfflineParaformerModelConfig paraformer = OfflineParaformerModelConfig.builder().build();
@@ -73,6 +84,8 @@ public static class Builder {
         private boolean debug = true;
         private String provider = "cpu";
         private String modelType = "";
+        private String modelingUnit = "cjkchar";
+        private String bpeVocab = "";
 
         public OfflineModelConfig build() {
             return new OfflineModelConfig(this);
@@ -122,5 +135,13 @@ public Builder setModelType(String modelType) {
             this.modelType = modelType;
             return this;
         }
+
+        public void setModelingUnit(String modelingUnit) {
+            this.modelingUnit = modelingUnit;
+        }
+
+        public void setBpeVocab(String bpeVocab) {
+            this.bpeVocab = bpeVocab;
+        }
     }
 }
\ No newline at end of file
diff --git a/sherpa-onnx/java-api/src/com/k2fsa/sherpa/onnx/OnlineModelConfig.java b/sherpa-onnx/java-api/src/com/k2fsa/sherpa/onnx/OnlineModelConfig.java
index a833b7cd1..3cff42d9d 100644
--- a/sherpa-onnx/java-api/src/com/k2fsa/sherpa/onnx/OnlineModelConfig.java
+++ b/sherpa-onnx/java-api/src/com/k2fsa/sherpa/onnx/OnlineModelConfig.java
@@ -13,6 +13,8 @@ public class OnlineModelConfig {
     private final boolean debug;
     private final String provider;
     private final String modelType;
+    private final String modelingUnit;
+    private final String bpeVocab;
 
     private OnlineModelConfig(Builder builder) {
         this.transducer = builder.transducer;
@@ -24,6 +26,8 @@ private OnlineModelConfig(Builder builder) {
         this.debug = builder.debug;
         this.provider = builder.provider;
         this.modelType = builder.modelType;
+        this.modelingUnit = builder.modelingUnit;
+        this.bpeVocab = builder.bpeVocab;
     }
 
     public static Builder builder() {
@@ -66,6 +70,14 @@ public String getModelType() {
         return modelType;
     }
 
+    public String getModelingUnit() {
+        return modelingUnit;
+    }
+
+    public String getBpeVocab() {
+        return bpeVocab;
+    }
+
     public static class Builder {
         private OnlineParaformerModelConfig paraformer = OnlineParaformerModelConfig.builder().build();
         private OnlineTransducerModelConfig transducer = OnlineTransducerModelConfig.builder().build();
@@ -76,6 +88,8 @@ public static class Builder {
         private boolean debug = true;
         private String provider = "cpu";
         private String modelType = "";
+        private String modelingUnit = "cjkchar";
+        private String bpeVocab = "";
 
         public OnlineModelConfig build() {
             return new OnlineModelConfig(this);
@@ -125,5 +139,13 @@ public Builder setModelType(String modelType) {
             this.modelType = modelType;
             return this;
         }
+
+        public void setModelingUnit(String modelingUnit) {
+            this.modelingUnit = modelingUnit;
+        }
+
+        public void setBpeVocab(String bpeVocab) {
+            this.bpeVocab = bpeVocab;
+        }
     }
 }