diff --git a/src/core/system_parameters/gnss_crypto.cc b/src/core/system_parameters/gnss_crypto.cc
index a73907e73..06c9d6538 100644
--- a/src/core/system_parameters/gnss_crypto.cc
+++ b/src/core/system_parameters/gnss_crypto.cc
@@ -56,6 +56,15 @@
 #endif
 
 
+Gnss_Crypto::Gnss_Crypto()
+{
+#if USE_OPENSSL_FALLBACK
+#else  // GnuTLS
+    gnutls_global_init();
+#endif
+}
+
+
 Gnss_Crypto::Gnss_Crypto(const std::string& certFilePath, const std::string& merkleTreePath)
 {
 #if USE_OPENSSL_FALLBACK
diff --git a/src/core/system_parameters/gnss_crypto.h b/src/core/system_parameters/gnss_crypto.h
index 24d858f7d..9d60c8a77 100644
--- a/src/core/system_parameters/gnss_crypto.h
+++ b/src/core/system_parameters/gnss_crypto.h
@@ -36,7 +36,7 @@
 class Gnss_Crypto
 {
 public:
-    Gnss_Crypto() = default;
+    Gnss_Crypto();
     Gnss_Crypto(const std::string& certFilePath, const std::string& merkleTreePath);
     ~Gnss_Crypto();