--- a/CMakeLists.txt	Mon Mar 04 16:14:15 2019 +0100
+++ b/CMakeLists.txt	Mon Mar 04 16:48:25 2019 +0100
@@ -26,6 +26,9 @@
 else()
   set(ORTHANC_FRAMEWORK_VERSION "1.5.6")
   set(ORTHANC_FRAMEWORK_DEFAULT_SOURCE "web")
+
+  # diff --new-file -urEb Orthanc-1.5.6.orig/ Orthanc-1.5.6 > orthanc-1.5.6.patch
+  set(ORTHANC_FRAMEWORK_PATCH "${CMAKE_SOURCE_DIR}/Resources/Patches/orthanc-1.5.6.patch")
 endif()
 
 
@@ -55,6 +58,21 @@
 include_directories(${ORTHANC_ROOT})
 
 
+# Possibly patch the Orthanc framework
+if (DEFINED ORTHANC_FRAMEWORK_PATCH AND
+    NOT EXISTS "${ORTHANC_ROOT}/patched")
+  execute_process(
+    COMMAND ${PATCH_EXECUTABLE} -p0 -N -i ${ORTHANC_FRAMEWORK_PATCH}
+    WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
+    RESULT_VARIABLE Failure
+    )
+
+  if (Failure)
+    message(FATAL_ERROR "Error while patching a file")
+  endif()
+endif()
+
+
 # Check that the Orthanc SDK headers are available
 if (STATIC_BUILD OR NOT USE_SYSTEM_ORTHANC_SDK)
   if (ORTHANC_SDK_VERSION STREQUAL "1.4.2")