diff --git a/providers/implementations/keymgmt/dh_kmgmt.c b/providers/implementations/keymgmt/dh_kmgmt.c
index 1694421c3c..0063324f48 100644
--- a/providers/implementations/keymgmt/dh_kmgmt.c
+++ b/providers/implementations/keymgmt/dh_kmgmt.c
@@ -111,7 +111,7 @@ static int params_to_key(DH *dh, const OSSL_PARAM params[])
     return 1;
 
  err:
-    BN_free(priv_key);
+    BN_clear_free(priv_key);
     BN_free(pub_key);
     return 0;
 }
diff --git a/providers/implementations/keymgmt/dsa_kmgmt.c b/providers/implementations/keymgmt/dsa_kmgmt.c
index 1855474c85..0781f13760 100644
--- a/providers/implementations/keymgmt/dsa_kmgmt.c
+++ b/providers/implementations/keymgmt/dsa_kmgmt.c
@@ -123,7 +123,7 @@ static int params_to_key(DSA *dsa, const OSSL_PARAM params[])
     return 1;
 
  err:
-    BN_free(priv_key);
+    BN_clear_free(priv_key);
     BN_free(pub_key);
     return 0;
 }