diff --git a/src/IECore/DirNameParameter.cpp b/src/IECore/DirNameParameter.cpp
index c1e1119c33..cc53ff6d07 100644
--- a/src/IECore/DirNameParameter.cpp
+++ b/src/IECore/DirNameParameter.cpp
@@ -38,7 +38,6 @@
 
 #include "boost/algorithm/string/classification.hpp"
 #include "boost/algorithm/string/split.hpp"
-#include "boost/filesystem/convenience.hpp"
 #include "boost/filesystem/operations.hpp"
 
 #include <algorithm>
diff --git a/src/IECore/FileNameParameter.cpp b/src/IECore/FileNameParameter.cpp
index dc3d966472..7dbbee2657 100644
--- a/src/IECore/FileNameParameter.cpp
+++ b/src/IECore/FileNameParameter.cpp
@@ -39,7 +39,6 @@
 
 #include "boost/algorithm/string/classification.hpp"
 #include "boost/algorithm/string/split.hpp"
-#include "boost/filesystem/convenience.hpp"
 #include "boost/filesystem/operations.hpp"
 #include "boost/format.hpp"
 
diff --git a/src/IECore/FileSequenceFunctions.cpp b/src/IECore/FileSequenceFunctions.cpp
index 7de1c809ed..bbb7482c1a 100644
--- a/src/IECore/FileSequenceFunctions.cpp
+++ b/src/IECore/FileSequenceFunctions.cpp
@@ -42,7 +42,6 @@
 #include "IECore/ReversedFrameList.h"
 
 #include "boost/algorithm/string.hpp"
-#include "boost/filesystem/convenience.hpp"
 #include "boost/filesystem/directory.hpp"
 #include "boost/filesystem/operations.hpp"
 #include "boost/filesystem/path.hpp"
diff --git a/src/IECore/PathParameter.cpp b/src/IECore/PathParameter.cpp
index 3743376e09..c119681787 100644
--- a/src/IECore/PathParameter.cpp
+++ b/src/IECore/PathParameter.cpp
@@ -38,7 +38,6 @@
 
 #include "boost/algorithm/string/classification.hpp"
 #include "boost/algorithm/string/split.hpp"
-#include "boost/filesystem/convenience.hpp"
 #include "boost/filesystem/operations.hpp"
 
 #include <algorithm>
diff --git a/src/IECore/PathVectorParameter.cpp b/src/IECore/PathVectorParameter.cpp
index 1a76aea167..a9d75e5c08 100644
--- a/src/IECore/PathVectorParameter.cpp
+++ b/src/IECore/PathVectorParameter.cpp
@@ -38,7 +38,6 @@
 
 #include "boost/algorithm/string/classification.hpp"
 #include "boost/algorithm/string/split.hpp"
-#include "boost/filesystem/convenience.hpp"
 #include "boost/filesystem/operations.hpp"
 
 #include <algorithm>