diff --git a/meta-digi-arm/dynamic-layers/wolfssl/recipes-examples/wolfcrypt/wolfcrypttest.bbappend b/meta-digi-arm/dynamic-layers/wolfssl/recipes-examples/wolfcrypt/wolfcrypttest.bbappend
new file mode 100644
index 000000000..f8205e6b0
--- /dev/null
+++ b/meta-digi-arm/dynamic-layers/wolfssl/recipes-examples/wolfcrypt/wolfcrypttest.bbappend
@@ -0,0 +1,4 @@
+# Copyright (C) 2022 Digi International
+
+CFLAGS:append:arm = " -DSIZEOF_LONG=4 -DSIZEOF_LONG_LONG=8"
+CFLAGS:append:aarch64 = " -DSIZEOF_LONG=8 -DSIZEOF_LONG_LONG=8"