diff --git a/Kconfig.dependencies b/Kconfig.dependencies
index d85dc5cc34..4bb78c1939 100644
--- a/Kconfig.dependencies
+++ b/Kconfig.dependencies
@@ -64,6 +64,7 @@ config SIDEWALK_CRYPTO
 	imply PSA_WANT_ECC_SECP_R1_256
 	imply PSA_WANT_ECC_MONTGOMERY_255
 	imply PSA_WANT_ECC_TWISTED_EDWARDS_255
+	imply PSA_WANT_KEY_TYPE_CHACHA20
 	imply PSA_WANT_KEY_TYPE_AES
 	imply PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_IMPORT
 	imply PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_EXPORT