diff --git a/programs/Makefile b/programs/Makefile
index d379ddf..c88a6c7 100644
--- a/programs/Makefile
+++ b/programs/Makefile
@@ -16,6 +16,8 @@
 
 ifdef USE_CRYPTO_SUBMODULE
 LOCAL_LDFLAGS += -L../crypto/library
+LOCAL_CFLAGS += -I../crypto/include
+LOCAL_CXXFLAGS += -I../crypto/include
 endif
 
 ifndef SHARED