diff --git a/cuML/src/dbscan/epsneigh/algo1.h b/cuML/src/dbscan/epsneigh/algo1.h
index c9637cffbf..ab2662fe79 100644
--- a/cuML/src/dbscan/epsneigh/algo1.h
+++ b/cuML/src/dbscan/epsneigh/algo1.h
@@ -16,7 +16,7 @@
 
 #pragma once
 
-#include "cuda_utils.h"
+#include <cuda_utils.h>
 #include "pack.h"
 
 namespace Dbscan {
diff --git a/cuML/src/dbscan/epsneigh/algo2.h b/cuML/src/dbscan/epsneigh/algo2.h
index 717b10422b..bac0e4f457 100644
--- a/cuML/src/dbscan/epsneigh/algo2.h
+++ b/cuML/src/dbscan/epsneigh/algo2.h
@@ -16,7 +16,7 @@
 
 #pragma once
 
-#include "../cuda_utils.h"
+#include <cuda_utils.h>
 #include "../types.h"
 #include "pack.h"
 
diff --git a/cuML/src/dbscan/epsneigh/algo3.h b/cuML/src/dbscan/epsneigh/algo3.h
index 741842cd8d..cfd4cfa590 100644
--- a/cuML/src/dbscan/epsneigh/algo3.h
+++ b/cuML/src/dbscan/epsneigh/algo3.h
@@ -16,7 +16,7 @@
 
 #pragma once
 
-#include "../cuda_utils.h"
+#include <cuda_utils.h>
 #include "../types.h"
 #include "pack.h"
 
diff --git a/cuML/src/dbscan/epsneigh/algo4.h b/cuML/src/dbscan/epsneigh/algo4.h
index 85d24eaf82..e6f576a208 100644
--- a/cuML/src/dbscan/epsneigh/algo4.h
+++ b/cuML/src/dbscan/epsneigh/algo4.h
@@ -17,7 +17,7 @@
 
 #pragma once
 
-#include "../cuda_utils.h"
+#include <cuda_utils.h>
 #include "pack.h"
 #include "../common.h"
 
diff --git a/cuML/src/dbscan/epsneigh/naive.h b/cuML/src/dbscan/epsneigh/naive.h
index 3c3e27d6bf..cead0cd231 100644
--- a/cuML/src/dbscan/epsneigh/naive.h
+++ b/cuML/src/dbscan/epsneigh/naive.h
@@ -16,7 +16,7 @@
 
 #pragma once
 
-#include "../cuda_utils.h"
+#include <cuda_utils.h>
 #include "pack.h"
 
 namespace Dbscan {
diff --git a/cuML/src/dbscan/labelling/runner.h b/cuML/src/dbscan/labelling/runner.h
index 1cf59ef6bb..bc845cc2cb 100644
--- a/cuML/src/dbscan/labelling/runner.h
+++ b/cuML/src/dbscan/labelling/runner.h
@@ -16,7 +16,7 @@
 
 #pragma once
 
-#include "utils.h"
+#include <cuda_utils.h>
 #include <iostream>
 #include <limits>
 #include "naive.h"
diff --git a/cuML/src/dbscan/runner.h b/cuML/src/dbscan/runner.h
index eac8f6fa26..b9424c21ea 100644
--- a/cuML/src/dbscan/runner.h
+++ b/cuML/src/dbscan/runner.h
@@ -16,7 +16,7 @@
 
 #pragma once
 
-#include "utils.h"
+#include <cuda_utils.h>
 #include "vertexdeg/runner.h"
 #include "adjgraph/runner.h"
 #include "labelling/runner.h"
@@ -69,15 +69,15 @@ size_t run(Type_f* x, Type N, Type D, Type_f eps, Type minPts, Type* labels,
 		cudaStream_t stream) {
     const size_t align = 256;
     int batchSize = ceildiv(N, nBatches);
-    size_t adjSize = alignSize<size_t>(sizeof(bool) * N * batchSize, align);
-    size_t corePtsSize = alignSize<size_t>(sizeof(bool) * N, align);
-    size_t visitedSize = alignSize<size_t>(sizeof(bool) * N, align);
-    size_t xaSize = alignSize<size_t>(sizeof(bool) * N, align);
-    size_t mSize = alignSize<size_t>(sizeof(bool), align);
-    size_t vdSize = alignSize<size_t>(sizeof(Type) * (batchSize + 1), align);
-    size_t exScanSize = alignSize<size_t>(sizeof(Type) * batchSize, align);
-    size_t mapIdSize = alignSize<size_t>(sizeof(Type) * N, align);
-    size_t dotsSize = alignSize<size_t>(sizeof(Type_f) * N, align);
+    size_t adjSize = alignTo<size_t>(sizeof(bool) * N * batchSize, align);
+    size_t corePtsSize = alignTo<size_t>(sizeof(bool) * N, align);
+    size_t visitedSize = alignTo<size_t>(sizeof(bool) * N, align);
+    size_t xaSize = alignTo<size_t>(sizeof(bool) * N, align);
+    size_t mSize = alignTo<size_t>(sizeof(bool), align);
+    size_t vdSize = alignTo<size_t>(sizeof(Type) * (batchSize + 1), align);
+    size_t exScanSize = alignTo<size_t>(sizeof(Type) * batchSize, align);
+    size_t mapIdSize = alignTo<size_t>(sizeof(Type) * N, align);
+    size_t dotsSize = alignTo<size_t>(sizeof(Type_f) * N, align);
     if(workspace == NULL) {
         auto size = adjSize
             + corePtsSize
diff --git a/cuML/src/dbscan/vertexdeg/algo5.h b/cuML/src/dbscan/vertexdeg/algo5.h
index 6269f949d1..eb955be9ef 100644
--- a/cuML/src/dbscan/vertexdeg/algo5.h
+++ b/cuML/src/dbscan/vertexdeg/algo5.h
@@ -17,7 +17,6 @@
 #pragma once
 
 #include <cuda_utils.h>
-#include "utils.h"
 #include "pack.h"
 #include "../common.h"
 #include <cub/cub.cuh>
diff --git a/cuML/src/utils.h b/cuML/src/utils.h
deleted file mode 100644
index e5590b9ba4..0000000000
--- a/cuML/src/utils.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright (c) 2018, NVIDIA CORPORATION.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <stdexcept>
-#include <string>
-#include <cstdio>
-
-namespace Dbscan {
-
-#define THROW(fmt, ...)                                                 \
-    do {                                                                \
-        std::string msg;                                                \
-        char errMsg[2048];                                              \
-        std::sprintf(errMsg, "Exception occured! file=%s line=%d: ",    \
-                     __FILE__, __LINE__);                               \
-        msg += errMsg;                                                  \
-        std::sprintf(errMsg, fmt, ##__VA_ARGS__);                       \
-        msg += errMsg;                                                  \
-        throw std::runtime_error(msg);                                  \
-    } while(0)
-
-#define ASSERT(check, fmt, ...)                  \
-    do {                                         \
-        if(!(check))  THROW(fmt, ##__VA_ARGS__); \
-    } while(0)
-
-
-template <typename IntType>
-IntType ceildiv(IntType a, IntType b) {
-    return ((a + b - 1) / b);
-}
-
-template <typename IntType>
-IntType alignSize(IntType a, IntType b) {
-    return ceildiv(a,b)*b;
-}
-
-} // namespace Dbscan