diff --git a/lib/conda-recipe/build.sh b/lib/conda-recipe/build.sh
index a032b4a..76cf45a 100644
--- a/lib/conda-recipe/build.sh
+++ b/lib/conda-recipe/build.sh
@@ -1,6 +1,7 @@
-make $1
+make
 
 cp bin/* ${PREFIX}/lib
 
 mkdir -p ${PREFIX}/include/cpp_h5_writer
-cp src/*.hpp ${PREFIX}/include/cpp_h5_writer
\ No newline at end of file
+cp src/*.hpp ${PREFIX}/include/cpp_h5_writer
+cp include/date.h ${CONDA_PREFIX}/include/cpp_h5_writer
\ No newline at end of file