diff --git a/SuperBuild/CMake/External_geos.cmake b/SuperBuild/CMake/External_geos.cmake
index 921aa4d667cf4ba7f621cb8965ca47af08742c61..477317716e9a893a85feb5df2081d9139d087b84 100644
--- a/SuperBuild/CMake/External_geos.cmake
+++ b/SuperBuild/CMake/External_geos.cmake
@@ -36,7 +36,7 @@ ExternalProject_Add(GEOS
    -DGEOS_ENABLE_MACOSX_FRAMEWORK:BOOL=OFF
    -DGEOS_BUILD_STATIC:BOOL=${BUILD_STATIC_LIBS}
    -DGEOS_BUILD_SHARED:BOOL=${BUILD_SHARED_LIBS}
-   CMAKE_COMMAND ${GEOS_CMAKE_COMMAND}
+   CMAKE_COMMAND ${SB_CMAKE_COMMAND}
    LOG_DOWNLOAD 1
    LOG_CONFIGURE 1
    LOG_BUILD 1