diff --git a/include/duckhandy/version_bt.hpp b/include/duckhandy/version_bt.hpp
index ebabbc0..d29276b 100644
--- a/include/duckhandy/version_bt.hpp
+++ b/include/duckhandy/version_bt.hpp
@@ -22,7 +22,7 @@
 #include <cstddef>
 #include <stdexcept>
 
-namespace dhandy {
+namespace dhandy::bt {
 
 template <std::size_t N>
 class Version {
@@ -96,6 +96,6 @@ inline constexpr unsigned int Version<N>::revision() const {
 		throw std::out_of_range("Not enough version entries, there is no revision number");
 }
 
-} //namespace dhandy
+} //namespace dhandy::bt
 
 #endif
diff --git a/test/unit/version_test.cpp b/test/unit/version_test.cpp
index 3f69ace..cd6c86b 100644
--- a/test/unit/version_test.cpp
+++ b/test/unit/version_test.cpp
@@ -19,7 +19,7 @@
 #include "duckhandy/version_bt.hpp"
 
 TEST_CASE ("Version class tests", "[version][bt]") {
-	using dhandy::Version;
+	using dhandy::bt::Version;
 
 	{
 		constexpr Version<1> ver{"102"};