diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 4f39695..c075396 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -38,6 +38,7 @@ if (HDF5_FOUND)
     h5_readFlash.cpp
     loadFlash.cpp
     )
+  add_dependencies(CosmoHDF5 ${cosmotool_DEPS})
   set_property(TARGET CosmoHDF5 PROPERTY POSITION_INDEPENDENT_CODE ${BUILD_SHARED_LIBS})
   target_include_directories(CosmoHDF5 BEFORE PRIVATE ${HDF5_INCLUDE_DIR})
 else(HDF5_FOUND)