diff --git a/CMakeLists.txt b/CMakeLists.txt
index e13414978..77ecf3e9e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -303,6 +303,10 @@ if (USE_BOOST)
         list (APPEND OPENTURNS_PRIVATE_LIBRARIES ${MPC_LIBRARIES})
       endif ()
     endif ()
+    if((USE_MPC OR USE_MPFR) AND NOT BUILD_SHARED_LIBS)
+        find_library(GMP_LIBRARY NAMES gmp)
+        list (APPEND OPENTURNS_PRIVATE_LIBRARIES ${GMP_LIBRARY})
+    endif()
     list (APPEND OPENTURNS_PRIVATE_INCLUDE_DIRS ${Boost_INCLUDE_DIRS})
   endif ()
 endif ()