diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4791b74..551c662 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -78,7 +78,7 @@ set_property(TARGET jsonfortran PROPERTY IMPORTED_LOCATION ${BINARY_DIR}/lib/lib
 # json-fortran external project
 ExternalProject_Add(oasis3-mct
     GIT_REPOSITORY    https://github.com/COSIMA/oasis3-mct.git
-    GIT_TAG           3dd0d4cf2947dbad8928b7f2803da5e20970fa13
+    GIT_TAG           43e3686890accbf496aa1f450907d00bc14e2ed4
     CONFIGURE_COMMAND ""
     BUILD_IN_SOURCE 1
     BUILD_COMMAND make ${PLATFORM}