From 41484742ae5e8c1c624e194bb558cb5cd047f370 Mon Sep 17 00:00:00 2001
From: Mateusz Pusz <mateusz.pusz@gmail.com>
Date: Wed, 17 May 2023 11:50:15 +0200
Subject: [PATCH] fix: missing header file added

---
 src/core/include/mp_units/bits/unit_concepts.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/core/include/mp_units/bits/unit_concepts.h b/src/core/include/mp_units/bits/unit_concepts.h
index b39b41c4..3c2f1c46 100644
--- a/src/core/include/mp_units/bits/unit_concepts.h
+++ b/src/core/include/mp_units/bits/unit_concepts.h
@@ -24,6 +24,7 @@
 
 #include <mp_units/bits/expression_template.h>
 #include <mp_units/bits/magnitude.h>
+#include <mp_units/bits/quantity_spec_concepts.h>
 #include <mp_units/bits/symbol_text.h>
 
 namespace mp_units {