diff --git a/_codeql_detected_source_root b/_codeql_detected_source_root
new file mode 120000
index 000000000..945c9b46d
--- /dev/null
+++ b/_codeql_detected_source_root
@@ -0,0 +1 @@
+.
\ No newline at end of file
diff --git a/apps/nccl/src/allgather.cu b/apps/nccl/src/allgather.cu
index 4bd65a0f6..0760e5f22 100644
--- a/apps/nccl/src/allgather.cu
+++ b/apps/nccl/src/allgather.cu
@@ -4,7 +4,7 @@
 #include <mscclpp/nccl.h>
 
 #include <mscclpp/algorithm.hpp>
-#include <mscclpp/datatype_conversion.hpp>
+#include "datatype_conversion.hpp"
 #include <mscclpp/env.hpp>
 #include <mscclpp/gpu_utils.hpp>
 
diff --git a/apps/nccl/src/allreduce.cu b/apps/nccl/src/allreduce.cu
index b41f59600..e4a449857 100644
--- a/apps/nccl/src/allreduce.cu
+++ b/apps/nccl/src/allreduce.cu
@@ -4,7 +4,7 @@
 #include <mscclpp/nccl.h>
 
 #include <mscclpp/algorithm.hpp>
-#include <mscclpp/datatype_conversion.hpp>
+#include "datatype_conversion.hpp"
 #include <mscclpp/env.hpp>
 #include <mscclpp/gpu.hpp>
 #include <mscclpp/gpu_utils.hpp>
diff --git a/apps/nccl/src/broadcast.cu b/apps/nccl/src/broadcast.cu
index 6fbf61cc4..a95621d5e 100644
--- a/apps/nccl/src/broadcast.cu
+++ b/apps/nccl/src/broadcast.cu
@@ -4,7 +4,7 @@
 #include <mscclpp/nccl.h>
 
 #include <mscclpp/algorithm.hpp>
-#include <mscclpp/datatype_conversion.hpp>
+#include "datatype_conversion.hpp"
 #include <mscclpp/gpu_utils.hpp>
 
 #include "broadcast.hpp"
diff --git a/apps/nccl/include/mscclpp/datatype_conversion.hpp b/apps/nccl/src/datatype_conversion.hpp
similarity index 100%
rename from apps/nccl/include/mscclpp/datatype_conversion.hpp
rename to apps/nccl/src/datatype_conversion.hpp
diff --git a/apps/nccl/src/nccl.cu b/apps/nccl/src/nccl.cu
index 7112df561..8ff49177e 100644
--- a/apps/nccl/src/nccl.cu
+++ b/apps/nccl/src/nccl.cu
@@ -17,7 +17,7 @@
 #include <mscclpp/nccl.h>
 
 #include <mscclpp/algorithm.hpp>
-#include <mscclpp/datatype_conversion.hpp>
+#include "datatype_conversion.hpp"
 
 #include "allgather.hpp"
 #include "allreduce.hpp"