diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3110457628..914f42f869 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -114,6 +114,9 @@ option(WITH_OPENCL  "Utilisation d'OpenCL" OFF)
 # Multi thread Poisson avec OpenMP
 option(WITH_OPEN_MP "use OpenMP" OFF)
 
+# External QPBO library require
+option(WITH_QPBO "use external QPBO" OFF)
+
 # print system calls
 option(TRACE_SYSTEM "print system calls" OFF)
 
@@ -174,6 +177,17 @@ if(WITH_OPEN_MP)
 	set(USE_OPEN_MP 1)
 endif()
 
+if(WITH_QPBO)
+        FIND_PACKAGE(qpbo REQUIRED)
+        if(NOT qpbo_FOUND)
+                message(FATAL_ERROR "QPBO library package wasn't found. Please disable QPBO with -DWITH_QPBO=OFF")
+        endif()
+else()
+        message(STATUS "System QPBO was disabled, using embedded one")
+        string(APPEND CMAKE_C_FLAGS " -I./src/uti_phgrm/GraphCut/QPBO-v1.4/")
+        string(APPEND CMAKE_CXX_FLAGS " -I./src/uti_phgrm/GraphCut/QPBO-v1.4/")
+endif()
+
 ######################################
 ## 	Trouver les EXES et Libs	##
 ######################################
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 1a6a732a50..6f195b9ca9 100755
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -170,6 +170,13 @@ else()
 	add_library(${libElise} ${Elise_Src_Files} ${QT_ALLFILES})
 endif()
 
+if(qpbo_FOUND)
+        string(APPEND CMAKE_C_FLAGS " ${qpbo_C_FLAGS}")
+        string(APPEND CMAKE_CXX_FLAGS " ${qpbo_CXX_FLAGS}")
+        target_link_libraries(${libElise} "${qpbo_LD_FLAGS}")
+        #target_compile_options(${libElise} "${qpbo_CXX_FLAGS}")
+endif(qpbo_FOUND)
+
 if(QT_ENABLED)
 	target_link_libraries(${libElise} Qt5::Widgets Qt5::Core Qt5::Gui Qt5::Xml Qt5::Concurrent Qt5::OpenGL)
 	add_subdirectory(saisieQT)
diff --git a/src/uti_phgrm/CPP_Tequila.cpp b/src/uti_phgrm/CPP_Tequila.cpp
index dd553fcc9e..f428bfe6d9 100755
--- a/src/uti_phgrm/CPP_Tequila.cpp
+++ b/src/uti_phgrm/CPP_Tequila.cpp
@@ -38,7 +38,7 @@ English :
 Header-MicMac-eLiSe-25/06/2007*/
 #include "StdAfx.h"
 #include "TexturePacker/TexturePacker.h"
-#include "GraphCut/QPBO-v1.4/QPBO.h"
+#include "qpbo.h"
 
 void LoadTrScaleRotate
      (
@@ -558,7 +558,7 @@ int Tequila_main(int argc,char ** argv)
 
                 for(int aCam=0; aCam< nCam;++aCam)
                 {
-                    QPBO<float>* q = new QPBO<float>(nTriangles, nEdges); // max number of nodes & edges
+                    qpbo::QPBO<float>* q = new qpbo::QPBO<float>(nTriangles, nEdges); // max number of nodes & edges
 
                     set <int> vTri;
                     cZBuf *aZBuffer = aZBufManager.getZBuf(aCam);
diff --git a/src/uti_phgrm/GraphCut/QPBO-v1.4/QPBO.h b/src/uti_phgrm/GraphCut/QPBO-v1.4/QPBO.h
index f0759fd383..d68715d7be 100755
--- a/src/uti_phgrm/GraphCut/QPBO-v1.4/QPBO.h
+++ b/src/uti_phgrm/GraphCut/QPBO-v1.4/QPBO.h
@@ -121,6 +121,7 @@
 // #define code_assert(ignore)((void) 0)
 
 
+namespace qpbo {
 
 // REAL: can be int, float, double.
 // Current instantiations are in instances.inc
@@ -804,6 +805,8 @@ template <typename T>
     }
 }
 
+} // end namespace qpbo
+
 /*
     special constants for node->parent
 */
diff --git a/src/uti_phgrm/Sources.cmake b/src/uti_phgrm/Sources.cmake
index 0f33baee26..713758d8fc 100755
--- a/src/uti_phgrm/Sources.cmake
+++ b/src/uti_phgrm/Sources.cmake
@@ -22,7 +22,9 @@ set(UTI_PHGRM_SAT_PHYS_MOD ${UTI_PHGRM_DIR}/SatPhysMod)
 set(UTI_PHGRM_TEXT_DIR ${UTI_PHGRM_DIR}/TexturePacker)
 
 set(UTI_PHGRM_MAXFLOW_DIR ${UTI_PHGRM_GRAPHCUT_DIR}/MaxFlow)
-set(UTI_PHGRM_QPBO_DIR ${UTI_PHGRM_GRAPHCUT_DIR}/QPBO-v1.4)
+if(NOT QPBO_FOUND)
+        set(UTI_PHGRM_QPBO_DIR ${UTI_PHGRM_GRAPHCUT_DIR}/QPBO-v1.4)
+endif(NOT QPBO_FOUND)
 set(UTI_PHGRM_SAT4GEO_DIR ${UTI_PHGRM_DIR}/SAT4GEO)
 
 set(SrcGrp_Uti_PHGRM uti_phgrm)
@@ -31,7 +33,9 @@ set(SrcGrp_Graph_Cut uti_phgrm/GraphCut)
 include(${UTI_PHGRM_APERO_DIR}/Sources.cmake)
 include(${UTI_PHGRM_MICMAC_DIR}/Sources.cmake)
 include(${UTI_PHGRM_MAXFLOW_DIR}/Sources.cmake)
-include(${UTI_PHGRM_QPBO_DIR}/Sources.cmake)
+if(NOT QPBO_FOUND)
+        include(${UTI_PHGRM_QPBO_DIR}/Sources.cmake)
+endif(NOT QPBO_FOUND)
 include(${UTI_PHGRM_REDUCHOM_DIR}/Sources.cmake)
 include(${UTI_PHGRM_RHH_DIR}/Sources.cmake)
 include(${UTI_PHGRM_PORTO_DIR}/Sources.cmake)