diff --git a/src/security/detail/openssl-helper.cpp b/src/security/detail/openssl-helper.cpp
index 27177e2..d854776 100644
--- a/src/security/detail/openssl-helper.cpp
+++ b/src/security/detail/openssl-helper.cpp
@@ -26,7 +26,7 @@
 namespace detail {
 
 const EVP_MD*
-toDigestEvpMd(DigestAlgorithm algo)
+digestAlgorithmToEvpMd(DigestAlgorithm algo)
 {
   switch (algo) {
   case DigestAlgorithm::SHA256:
diff --git a/src/security/detail/openssl-helper.hpp b/src/security/detail/openssl-helper.hpp
index dfc630d..51a4a36 100644
--- a/src/security/detail/openssl-helper.hpp
+++ b/src/security/detail/openssl-helper.hpp
@@ -30,7 +30,7 @@
 namespace detail {
 
 const EVP_MD*
-toDigestEvpMd(DigestAlgorithm algo);
+digestAlgorithmToEvpMd(DigestAlgorithm algo);
 
 int
 getEvpPkeyType(EVP_PKEY* key);