diff --git a/src/auth/SecureRemotePassword/Message.h b/src/auth/SecureRemotePassword/Message.h
index 3f026b4a88..2d99447311 100644
--- a/src/auth/SecureRemotePassword/Message.h
+++ b/src/auth/SecureRemotePassword/Message.h
@@ -234,7 +234,7 @@ private:
 	{
 		unsigned l = aMeta->getMessageLength(&statusWrapper);
 		check(&statusWrapper);
-		buffer = new unsigned char[l];
+		buffer = FB_NEW unsigned char[l];
 	}
 
 public:
@@ -336,7 +336,7 @@ public:
 
 		if (!charBuffer)
 		{
-			charBuffer = new char[size + 1];
+			charBuffer = FB_NEW char[size + 1];
 		}
 		getStrValue(charBuffer);
 		return charBuffer;
diff --git a/src/dsql/DdlNodes.epp b/src/dsql/DdlNodes.epp
index ae564eac6e..e8f6557f9d 100644
--- a/src/dsql/DdlNodes.epp
+++ b/src/dsql/DdlNodes.epp
@@ -11519,7 +11519,7 @@ void GrantRevokeNode::grantRevoke(thread_db* tdbb, jrd_tra* transaction, const G
 	const MetaName objName(object ? object->second : "");
 	bool crdb = false;
 
-	AutoPtr<char, ArrayDelete> privileges(new char[MAX(strlen(ALL_PRIVILEGES), strlen(privs ? privs : "")) + 1]);
+	AutoPtr<char, ArrayDelete> privileges(FB_NEW char[MAX(strlen(ALL_PRIVILEGES), strlen(privs ? privs : "")) + 1]);
 	strcpy(privileges, privs ? privs : "");
 
 	if (strcmp(privileges, "A") == 0)