diff --git a/CMakeExternals/DCMQI.patch b/CMakeExternals/DCMQI.patch
index e07b2c3e31..832c963930 100644
--- a/CMakeExternals/DCMQI.patch
+++ b/CMakeExternals/DCMQI.patch
@@ -1,96 +1,105 @@
 diff --git a/CMake/DCMQIConfig.cmake.in b/CMake/DCMQIConfig.cmake.in
 index 7cf66b2..c0d7827 100644
 --- a/CMake/DCMQIConfig.cmake.in
 +++ b/CMake/DCMQIConfig.cmake.in
 @@ -1,7 +1,6 @@
  @PACKAGE_INIT@
 
  set_and_check(DCMTK_DIR "@PACKAGE_DCMTK_DIR_CONFIG@")
 -set_and_check(SlicerExecutionModel_DIR "@PACKAGE_SlicerExecutionModel_DIR_CONFIG@")
  set_and_check(DCMQI_CONFIG_DIR "@PACKAGE_CONFIG_DIR_CONFIG@")
  set_and_check(DCMQI_TARGETS "@PACKAGE_CONFIG_DIR_CONFIG@/DCMQITargets.cmake")
 
 diff --git a/CMakeLists.txt b/CMakeLists.txt
 index dfb219e..a84ddfb 100644
 --- a/CMakeLists.txt
 +++ b/CMakeLists.txt
+@@ -5,6 +5,8 @@ if(NOT DCMQI_CMAKE_CXX_STANDARD)
+ endif()
+ set(CMAKE_CXX_STANDARD ${DCMQI_CMAKE_CXX_STANDARD})
+
++set(CMAKE_POSITION_INDEPENDENT_CODE 1)
++
+ set(DCMQI_CMAKE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/CMake")
+
+ #-----------------------------------------------------------------------------
 @@ -305,7 +305,6 @@ if(NOT Slicer_DIR)
    # For a build tree
    set(CONFIG_DIR_CONFIG ${CMAKE_BINARY_DIR})
    set(DCMTK_DIR_CONFIG ${DCMTK_DIR})
 -  set(SlicerExecutionModel_DIR_CONFIG ${SlicerExecutionModel_DIR})
    set(${PROJECT_NAME}_CONFIG_CODE "####### Expanded from \@DCMQI_CONFIG_CODE\@ #######\n")
    set(${PROJECT_NAME}_CONFIG_CODE "find_package(DCMTK NO_MODULE REQUIRED)\n")
    set(${PROJECT_NAME}_CONFIG_CODE "${${PROJECT_NAME}_CONFIG_CODE}##################################################")
 @@ -317,7 +316,6 @@ if(NOT Slicer_DIR)
        PATH_VARS
          CONFIG_DIR_CONFIG
          DCMTK_DIR_CONFIG
 -        SlicerExecutionModel_DIR_CONFIG
        NO_CHECK_REQUIRED_COMPONENTS_MACRO
    )
 
 @@ -329,41 +327,6 @@ endif()
 
  if(DEFINED Slicer_DIR)
    include(${Slicer_EXTENSION_CPACK})
 -else()
 -  set(CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${CMAKE_BINARY_DIR};${PROJECT_NAME};RuntimeLibraries;/")
 -  if(EXISTS "${DCMTK_DIR}/cmake_install.cmake")
 -    set(CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${DCMTK_DIR};DCMTK;shlib;/")
 -  endif()
 -  if(EXISTS "${ITK_DIR}/cmake_install.cmake")
 -    set(CPACK_INSTALL_CMAKE_PROJECTS "${CPACK_INSTALL_CMAKE_PROJECTS};${ITK_DIR};ITK;RuntimeLibraries;/")
 -  endif()
 -  set(CPACK_PACKAGE_NAME "dcmqi")
 -  set(CPACK_PACKAGE_VENDOR "Quantitative Image Informatics for Cancer Research (QIICR)")
 -  set(CPACK_PACKAGE_VERSION_MAJOR ${DCMQI_VERSION_MAJOR})
 -  set(CPACK_PACKAGE_VERSION_MINOR ${DCMQI_VERSION_MINOR})
 -  set(CPACK_PACKAGE_VERSION_PATCH ${DCMQI_VERSION_PATCH})
 -  if(CMAKE_SYSTEM_NAME MATCHES "Darwin")
 -    set(CPACK_SYSTEM_NAME "mac")
 -  elseif(CMAKE_SYSTEM_NAME MATCHES "Linux")
 -    set(CPACK_SYSTEM_NAME "linux")
 -  elseif(CMAKE_SYSTEM_NAME MATCHES "Windows")
 -    if(CMAKE_SIZEOF_VOID_P EQUAL 8)
 -      set(CPACK_SYSTEM_NAME win64)
 -    else()
 -      set(CPACK_SYSTEM_NAME win32)
 -    endif()
 -  endif()
 -  set(CPACK_PACKAGE_FILE_NAME "${CPACK_PACKAGE_NAME}-${DCMQI_VERSION}-${CPACK_SYSTEM_NAME}")
 -  set(CPACK_PACKAGE_DESCRIPTION_FILE ${CMAKE_CURRENT_SOURCE_DIR}/README.md)
 -  set(CPACK_PACKAGE_DESCRIPTION_SUMMARY ${EXTENSION_DESCRIPTION})
 -  if(UNIX)
 -    set(CPACK_GENERATOR "TGZ")
 -  elseif(WIN32)
 -    set(CPACK_GENERATOR "ZIP")
 -  endif()
 -  if(NOT DEFINED DCMQI_CPACK_PROJECT_CONFIG_FILE)
 -    message(FATAL_ERROR "DCMQI_CPACK_PROJECT_CONFIG_FILE is not defined")
 -  endif()
    set(CPACK_PROJECT_CONFIG_FILE "${DCMQI_CPACK_PROJECT_CONFIG_FILE}")
    include(CPack)
  endif()
 diff --git a/libsrc/Helper.cpp b/libsrc/Helper.cpp
 index 92f69c3..b8a9c9c 100644
 --- a/libsrc/Helper.cpp
 +++ b/libsrc/Helper.cpp
 @@ -2,6 +2,8 @@
  // DCMQI includes
  #include "dcmqi/Helper.h"
 
 +// DCMTK includes
 +#include <dcmtk/ofstd/oflist.h>
  namespace dcmqi {
 
    bool Helper::isUndefinedOrPathDoesNotExist(const string &var, const string &humanReadableName) {
 @@ -57,7 +59,7 @@ namespace dcmqi {
  #endif
      cout << "Searching recursively " << directory << " for DICOM files" << endl;
      if(OFStandard::searchDirectoryRecursively(directory.c_str(), fileList)) {
 -      for(OFIterator<OFString> fileListIterator=fileList.begin(); fileListIterator!=fileList.end(); fileListIterator++) {
 +      for(OFListIterator(OFString) fileListIterator=fileList.begin(); fileListIterator!=fileList.end(); fileListIterator++) {
          dicomImageFiles.push_back((*fileListIterator).c_str());
        }
      }