diff --git a/src/sdeventplus/source/base.cpp b/src/sdeventplus/source/base.cpp
index 55c2d10..09566f8 100644
--- a/src/sdeventplus/source/base.cpp
+++ b/src/sdeventplus/source/base.cpp
@@ -118,12 +118,6 @@
     }
 }
 
-Base::Base(const Event& event, sd_event_source* source) :
-    event(event), source(source, event.getSdEvent())
-{
-    set_userdata();
-}
-
 Base::Base(const Event& event, sd_event_source* source, std::false_type) :
     event(event), source(std::move(source), event.getSdEvent())
 {
@@ -157,12 +151,6 @@
     return *this;
 }
 
-sd_event_source* Base::ref(sd_event_source* const& source,
-                           const internal::SdEvent*& sdevent)
-{
-    return sdevent->sd_event_source_ref(source);
-}
-
 void Base::drop(sd_event_source*&& source, const internal::SdEvent*& sdevent)
 {
     sdevent->sd_event_source_unref(source);
diff --git a/src/sdeventplus/source/base.hpp b/src/sdeventplus/source/base.hpp
index c14ad7f..c9c7562 100644
--- a/src/sdeventplus/source/base.hpp
+++ b/src/sdeventplus/source/base.hpp
@@ -6,7 +6,7 @@
 #include <functional>
 #include <sdeventplus/event.hpp>
 #include <sdeventplus/internal/utils.hpp>
-#include <stdplus/handle/copyable.hpp>
+#include <stdplus/handle/managed.hpp>
 #include <systemd/sd-bus.h>
 #include <type_traits>
 
@@ -114,15 +114,6 @@
     Event event;
 
     /** @brief Constructs a basic event source wrapper
-     *         Adds a reference to the source
-     *
-     *  @param[in] event  - The event associated with the source
-     *  @param[in] source - The underlying sd_event_source wrapped
-     *  @throws SdEventError for underlying sd_event errors
-     */
-    Base(const Event& event, sd_event_source* source);
-
-    /** @brief Constructs a basic event source wrapper
      *         Owns the passed reference to the source
      *         This ownership is exception safe and will properly free the
      *         source in the case of an exception during construction
@@ -174,13 +165,10 @@
     }
 
   private:
-    static sd_event_source* ref(sd_event_source* const& source,
-                                const internal::SdEvent*& sdevent);
     static void drop(sd_event_source*&& source,
                      const internal::SdEvent*& sdevent);
 
-    stdplus::Copyable<sd_event_source*, const internal::SdEvent*>::Handle<drop,
-                                                                          ref>
+    stdplus::Managed<sd_event_source*, const internal::SdEvent*>::Handle<drop>
         source;
     Callback prepare;
 
diff --git a/test/source/base.cpp b/test/source/base.cpp
index 2139dd0..27e5bc3 100644
--- a/test/source/base.cpp
+++ b/test/source/base.cpp
@@ -30,9 +30,6 @@
 class BaseImpl : public Base
 {
   public:
-    BaseImpl(const Event& event, sd_event_source* source) : Base(event, source)
-    {
-    }
     BaseImpl(const Event& event, sd_event_source* source, std::false_type) :
         Base(event, source, std::false_type())
     {
@@ -115,25 +112,6 @@
     }
 };
 
-TEST_F(BaseTest, NewBaseRef)
-{
-    EXPECT_CALL(mock, sd_event_ref(expected_event))
-        .WillOnce(Return(expected_event));
-    EXPECT_CALL(mock, sd_event_source_ref(expected_source))
-        .WillOnce(Return(expected_source));
-    void* userdata;
-    EXPECT_CALL(mock, sd_event_source_set_userdata(expected_source, testing::_))
-        .WillOnce(DoAll(SaveArg<1>(&userdata), Return(nullptr)));
-    BaseImpl source(*event, expected_source);
-    EXPECT_EQ(&source, userdata);
-    EXPECT_EQ(expected_source, source.get());
-    EXPECT_NE(event.get(), &source.get_event());
-    EXPECT_EQ(expected_event, source.get_event().get());
-    EXPECT_FALSE(source.get_prepare());
-
-    expect_base_destruct(*event, expected_source);
-}
-
 TEST_F(BaseTest, NewBaseNoRef)
 {
     EXPECT_CALL(mock, sd_event_ref(expected_event))