diff --git a/sprout/complex/container.hpp b/sprout/complex/container.hpp
index 284fb356..c71487c9 100644
--- a/sprout/complex/container.hpp
+++ b/sprout/complex/container.hpp
@@ -38,6 +38,19 @@ namespace sprout {
 			return copied_type(SPROUT_FORWARD(Args, args)...);
 		}
 	};
+
+	//
+	// container_transform_traits
+	//
+	template<typename T>
+	struct container_transform_traits<sprout::complex<T> > {
+	public:
+		template<typename Type>
+		struct rebind_type {
+		public:
+			typedef sprout::complex<Type> type;
+		};
+	};
 }	// namespace sprout
 
 #endif	// #ifndef SPROUT_COMPLEX_CONTAINER_HPP
diff --git a/sprout/math/quaternion/container.hpp b/sprout/math/quaternion/container.hpp
index adad4dcf..4457230c 100644
--- a/sprout/math/quaternion/container.hpp
+++ b/sprout/math/quaternion/container.hpp
@@ -38,6 +38,19 @@ namespace sprout {
 			return copied_type(SPROUT_FORWARD(Args, args)...);
 		}
 	};
+
+	//
+	// container_transform_traits
+	//
+	template<typename T>
+	struct container_transform_traits<sprout::math::quaternion<T> > {
+	public:
+		template<typename Type>
+		struct rebind_type {
+		public:
+			typedef sprout::math::quaternion<Type> type;
+		};
+	};
 }	// namespace sprout
 
 #endif	// #ifndef SPROUT_MATH_QUATERNION_CONTAINER_HPP
diff --git a/sprout/optional/container.hpp b/sprout/optional/container.hpp
index bb20b596..fdeeb3ba 100644
--- a/sprout/optional/container.hpp
+++ b/sprout/optional/container.hpp
@@ -38,6 +38,19 @@ namespace sprout {
 			return copied_type(SPROUT_FORWARD(Args, args)...);
 		}
 	};
+
+	//
+	// container_transform_traits
+	//
+	template<typename T>
+	struct container_transform_traits<sprout::optional<T> > {
+	public:
+		template<typename Type>
+		struct rebind_type {
+		public:
+			typedef sprout::optional<Type> type;
+		};
+	};
 }	// namespace sprout
 
 #endif	// #ifndef SPROUT_OPTIONAL_CONTAINER_HPP
diff --git a/sprout/string/string.hpp b/sprout/string/string.hpp
index 807b0fa9..90e6c920 100644
--- a/sprout/string/string.hpp
+++ b/sprout/string/string.hpp
@@ -1271,4 +1271,6 @@ namespace sprout {
 	}
 }	// namespace sprout
 
+#include <sprout/string/container.hpp>
+
 #endif	// #ifndef SPROUT_STRING_STRING_HPP
diff --git a/sprout/valarray/valarray.hpp b/sprout/valarray/valarray.hpp
index 786a5a75..d70179cb 100644
--- a/sprout/valarray/valarray.hpp
+++ b/sprout/valarray/valarray.hpp
@@ -670,4 +670,6 @@ namespace sprout {
 	}
 }	// namespace sprout
 
+#include <sprout/valarray/container.hpp>
+
 #endif	// #ifndef SPROUT_VALARRAY_VALARRAY_HPP