diff --git a/kmath-noa/src/main/java/space/kscience/kmath/noa/JNoa.java b/kmath-noa/src/main/java/space/kscience/kmath/noa/JNoa.java
index accf01198..4b9aa492a 100644
--- a/kmath-noa/src/main/java/space/kscience/kmath/noa/JNoa.java
+++ b/kmath-noa/src/main/java/space/kscience/kmath/noa/JNoa.java
@@ -80,8 +80,6 @@ class JNoa {
 
     public static native long getIndex(long tensorHandle, int index);
 
-    public static native long getIndexTensor(long tensorHandle, long indexTensorHandle);
-
     public static native double getDouble(long tensorHandle, int[] index);
 
     public static native float getFloat(long tensorHandle, int[] index);
diff --git a/kmath-noa/src/main/kotlin/space/kscience/kmath/noa/algebras.kt b/kmath-noa/src/main/kotlin/space/kscience/kmath/noa/algebras.kt
index eca3db5e9..f92acdebd 100644
--- a/kmath-noa/src/main/kotlin/space/kscience/kmath/noa/algebras.kt
+++ b/kmath-noa/src/main/kotlin/space/kscience/kmath/noa/algebras.kt
@@ -78,9 +78,6 @@ protected constructor(protected val scope: NoaScope) :
     override operator fun Tensor<T>.get(i: Int): TensorType =
         wrap(JNoa.getIndex(tensor.tensorHandle, i))
 
-    public operator fun Tensor<T>.get(indexTensor: NoaLongTensor): TensorType =
-        wrap(JNoa.getIndexTensor(tensor.tensorHandle, indexTensor.tensorHandle))
-
     override fun diagonalEmbedding(
         diagonalEntries: Tensor<T>, offset: Int, dim1: Int, dim2: Int
     ): TensorType =
diff --git a/kmath-noa/src/main/resources/space_kscience_kmath_noa_JNoa.h b/kmath-noa/src/main/resources/space_kscience_kmath_noa_JNoa.h
index 483f457a7..a9a5866c2 100644
--- a/kmath-noa/src/main/resources/space_kscience_kmath_noa_JNoa.h
+++ b/kmath-noa/src/main/resources/space_kscience_kmath_noa_JNoa.h
@@ -247,14 +247,6 @@ JNIEXPORT jint JNICALL Java_space_kscience_kmath_noa_JNoa_getItemInt
 JNIEXPORT jlong JNICALL Java_space_kscience_kmath_noa_JNoa_getIndex
   (JNIEnv *, jclass, jlong, jint);
 
-/*
- * Class:     space_kscience_kmath_noa_JNoa
- * Method:    getIndexTensor
- * Signature: (JJ)J
- */
-JNIEXPORT jlong JNICALL Java_space_kscience_kmath_noa_JNoa_getIndexTensor
-  (JNIEnv *, jclass, jlong, jlong);
-
 /*
  * Class:     space_kscience_kmath_noa_JNoa
  * Method:    getDouble