diff --git a/build_files/buildbot/config/user-config-i686.py b/build_files/buildbot/config/user-config-i686.py
index c368bf1bd79..eb3e321140f 100644
--- a/build_files/buildbot/config/user-config-i686.py
+++ b/build_files/buildbot/config/user-config-i686.py
@@ -99,7 +99,7 @@ WITH_BF_OIIO = True
 WITH_BF_STATICOIIO = True
 BF_OIIO = '/opt/oiio'
 BF_OIIO_INC = '${BF_OIIO}/include'
-BF_OIIO_LIB_STATIC = '${BF_OIIO_LIBPATH}/libOpenImageIO.a'
+BF_OIIO_LIB_STATIC = '${BF_OIIO_LIBPATH}/libOpenImageIO.a ${BF_OPENEXR}/lib/libIlmImf.a'
 BF_OIIO_LIBPATH = '${BF_OIIO}/lib'
 
 WITH_BF_BOOST = True
diff --git a/build_files/buildbot/config/user-config-x86_64.py b/build_files/buildbot/config/user-config-x86_64.py
index d72b3bfb1c4..e7667b6c2ca 100644
--- a/build_files/buildbot/config/user-config-x86_64.py
+++ b/build_files/buildbot/config/user-config-x86_64.py
@@ -99,7 +99,7 @@ WITH_BF_OIIO = True
 WITH_BF_STATICOIIO = True
 BF_OIIO = '/opt/oiio'
 BF_OIIO_INC = '${BF_OIIO}/include'
-BF_OIIO_LIB_STATIC = '${BF_OIIO_LIBPATH}/libOpenImageIO.a'
+BF_OIIO_LIB_STATIC = '${BF_OIIO_LIBPATH}/libOpenImageIO.a ${BF_OPENEXR}/lib/libIlmImf.a'
 BF_OIIO_LIBPATH = '${BF_OIIO}/lib'
 
 WITH_BF_BOOST = True