diff --git a/External/AtlasPyFwdBwdPorts/CMakeLists.txt b/External/AtlasPyFwdBwdPorts/CMakeLists.txt
index 0419f2337f4bc3589e1fadac064ce72862ec5c68..3ba4d63f9cea47c05ddd84f6c5f2108cf58ffe7a 100644
--- a/External/AtlasPyFwdBwdPorts/CMakeLists.txt
+++ b/External/AtlasPyFwdBwdPorts/CMakeLists.txt
@@ -1,4 +1,3 @@
-# $Id: CMakeLists.txt 790212 2016-12-16 17:43:15Z ssnyder $
 
 # The name of the package:
 atlas_subdir( AtlasPyFwdBwdPorts )
@@ -101,13 +100,7 @@ _setup_python_package( pyflakes
 _setup_python_package( flake8
    ${CMAKE_CURRENT_SOURCE_DIR}/src/flake8-3.6.0.tar.gz
    178485aed0799655d0cbf2e3bdcfaddc
-   DEPENDS pyflakes pycodestyle mccabe enum34
-   SINGLE_VERSION )
-
-# Install enum34:
-_setup_python_package( enum34
-   ${CMAKE_CURRENT_SOURCE_DIR}/src/enum34-1.1.6.tar.gz
-   5f13a0841a61f7fc295c514490d120d0
+   DEPENDS pyflakes pycodestyle mccabe
    SINGLE_VERSION )
 
 # Install mccabe:
diff --git a/External/AtlasPyFwdBwdPorts/src/enum34-1.1.6.tar.gz b/External/AtlasPyFwdBwdPorts/src/enum34-1.1.6.tar.gz
deleted file mode 100644
index ab548ac6d2b89363304c23093781d8d6c06cac34..0000000000000000000000000000000000000000
Binary files a/External/AtlasPyFwdBwdPorts/src/enum34-1.1.6.tar.gz and /dev/null differ