diff --git a/apps/shared/range_1D.h b/apps/shared/range_1D.h
index 70a81b0d1..56bb0097b 100644
--- a/apps/shared/range_1D.h
+++ b/apps/shared/range_1D.h
@@ -4,6 +4,11 @@
 #include <cmath>
 #include <float.h>
 
+#if __EMSCRIPTEN__
+#include <emscripten.h>
+#include <stdint.h>
+#endif
+
 namespace Shared {
 
 /* This class is used in a DataBuffer of a Storage::Record. See comment in