diff --git a/CMakeLists.txt b/CMakeLists.txt
index f0006c0a..3c2a115d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,5 @@
 cmake_minimum_required(VERSION 3.1)
+include_directories("/usr/local/include")
 
 LIST(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/elibs/tbb")
 
diff --git a/apps/texrecon/CMakeLists.txt b/apps/texrecon/CMakeLists.txt
index 98f9e0f2..be43e9e1 100644
--- a/apps/texrecon/CMakeLists.txt
+++ b/apps/texrecon/CMakeLists.txt
@@ -6,5 +6,5 @@ set(BIN texrecon)
 add_executable(${BIN} ${SOURCES})
 set_property(TARGET ${BIN} PROPERTY INTERPROCEDURAL_OPTIMIZATION True)
 add_dependencies(${BIN} ext_mve)
-target_link_libraries(${BIN} tex ${TBB_LIBRARIES} -lmve -lmve_util)
+target_link_libraries(${BIN} tex ${TBB_LIBRARIES} OpenMP::OpenMP_CXX -lmve -lmve_util)
 install(TARGETS ${BIN} RUNTIME DESTINATION bin)
diff --git a/elibs/CMakeLists.txt b/elibs/CMakeLists.txt
index ad61888a..aa9f2cee 100644
--- a/elibs/CMakeLists.txt
+++ b/elibs/CMakeLists.txt
@@ -1,7 +1,7 @@
 externalproject_add(ext_mapmap
     PREFIX          ext_mapmap
     GIT_REPOSITORY  https://github.com/dthuerck/mapmap_cpu.git
-    GIT_TAG         master
+    GIT_TAG         v1.5
     UPDATE_COMMAND  ""
     SOURCE_DIR      ${CMAKE_SOURCE_DIR}/elibs/mapmap
     CONFIGURE_COMMAND ""
@@ -22,8 +22,7 @@ externalproject_add(ext_rayint
 
 externalproject_add(ext_eigen
     PREFIX          ext_eigen
-    URL             https://bitbucket.org/eigen/eigen/get/3.3.2.tar.gz
-    URL_MD5         36b5731ab7d7e0c10843ac93bd9fd270
+    URL             https://gitlab.com/libeigen/eigen/-/archive/3.3.2/eigen-3.3.2.tar.gz 
     SOURCE_DIR      ${CMAKE_SOURCE_DIR}/elibs/eigen
     CONFIGURE_COMMAND ""
     BUILD_COMMAND   ""