diff --git a/cmake/Modules/opm-simulators-prereqs.cmake b/cmake/Modules/opm-simulators-prereqs.cmake
index 035af78d1..db524027c 100644
--- a/cmake/Modules/opm-simulators-prereqs.cmake
+++ b/cmake/Modules/opm-simulators-prereqs.cmake
@@ -26,7 +26,7 @@ set (opm-simulators_DEPS
 	dune-istl REQUIRED"
 	"ERTPython"
 	# Tim Davis' SuiteSparse archive
-	"SuiteSparse COMPONENTS umfpack REQUIRED"
+	"SuiteSparse COMPONENTS umfpack"
   # OPM dependency
 	"opm-common REQUIRED;
    opm-parser REQUIRED;