diff --git a/version.h.in b/version.h.in
index 3c80a99141..295ce56abe 100644
--- a/version.h.in
+++ b/version.h.in
@@ -25,10 +25,10 @@
 #define MIRALL_TOSTRING(s) #s
 
 /* MIRALL version */
-constexpr int MIRALL_VERSION_MAJOR = @MIRALL_VERSION_MAJOR@;
-constexpr int MIRALL_VERSION_MINOR = @MIRALL_VERSION_MINOR@;
-constexpr int MIRALL_VERSION_PATCH = @MIRALL_VERSION_PATCH@;
-constexpr int MIRALL_VERSION_BUILD = @MIRALL_VERSION_BUILD@;
+constexpr auto MIRALL_VERSION_MAJOR = @MIRALL_VERSION_MAJOR@;
+constexpr auto MIRALL_VERSION_MINOR = @MIRALL_VERSION_MINOR@;
+constexpr auto MIRALL_VERSION_PATCH = @MIRALL_VERSION_PATCH@;
+constexpr auto MIRALL_VERSION_BUILD = @MIRALL_VERSION_BUILD@;
 constexpr auto MIRALL_VERSION_SUFFIX = "@MIRALL_VERSION_SUFFIX@";
 
 #cmakedefine MIRALL_VERSION       @MIRALL_VERSION@