diff --git a/include/crucible/task.h b/include/crucible/task.h
index 70dc3f2..81c8550 100644
--- a/include/crucible/task.h
+++ b/include/crucible/task.h
@@ -172,9 +172,6 @@ namespace crucible {
 		/// objects it holds, and exit its Task function.
 		ExclusionLock try_lock(const Task &task);
 
-		/// Execute Task when Exclusion is unlocked (possibly
-		/// immediately).
-		void insert_task(const Task &t);
 	};
 
 	/// Wrapper around pthread_setname_np which handles length limits
diff --git a/lib/task.cc b/lib/task.cc
index e2b046d..35faaf5 100644
--- a/lib/task.cc
+++ b/lib/task.cc
@@ -936,21 +936,6 @@ namespace crucible {
 		m_owner.reset();
 	}
 
-	void
-	Exclusion::insert_task(const Task &task)
-	{
-		unique_lock<mutex> lock(m_mutex);
-		const auto sp = m_owner.lock();
-		lock.unlock();
-		if (sp) {
-			// If Exclusion is locked then queue task for release;
-			sp->append(task);
-		} else {
-			// otherwise, run the inserted task immediately
-			task.run();
-		}
-	}
-
 	ExclusionLock
 	Exclusion::try_lock(const Task &task)
 	{