diff --git a/src/Database.cpp b/src/Database.cpp
index 45e2463d..cfa54474 100644
--- a/src/Database.cpp
+++ b/src/Database.cpp
@@ -238,7 +238,7 @@ void Database::key(const std::string& aKey) const
         const int ret = sqlite3_key(mpSQLite, aKey.c_str(), pass_len);
         check(ret);
     }
-#else
+#else // SQLITE_HAS_CODEC
     if (pass_len > 0) {
         const SQLite::Exception exception("No encryption support, recompile with SQLITE_HAS_CODEC to enable.");
         throw exception;
@@ -258,7 +258,7 @@ void Database::rekey(const std::string& aNewKey) const
         const int ret = sqlite3_rekey(mpSQLite, nullptr, 0);
         check(ret);
     }
-#else
+#else // SQLITE_HAS_CODEC
     const SQLite::Exception exception("No encryption support, recompile with SQLITE_HAS_CODEC to enable.");
     throw exception;
 #endif // SQLITE_HAS_CODEC
diff --git a/tests/Database_test.cpp b/tests/Database_test.cpp
index 0e49befb..b42e89ca 100644
--- a/tests/Database_test.cpp
+++ b/tests/Database_test.cpp
@@ -303,7 +303,7 @@ TEST(Database, encryptAndDecrypt) {
     } // Close DB test.db3
     remove("test.db3");
 }
-#else SQLITE_HAS_CODEC
+#else // SQLITE_HAS_CODEC
 TEST(Database, encryptAndDecrypt) {
     remove("test.db3");
     {
@@ -326,4 +326,4 @@ TEST(Database, encryptAndDecrypt) {
     } // Close DB test.db3
     remove("test.db3");
 }
-#endif SQLITE_HAS_CODEC
\ No newline at end of file
+#endif // SQLITE_HAS_CODEC
\ No newline at end of file