Merge pull request #217 from OpenVicProject/allow_unit_icon_0

Allow unit icon to be 0

1 files changed, 2 insertions, 2 deletions

diff --git a/src/openvic-simulation/military/UnitType.cpp b/src/openvic-simulation/military/UnitType.cpp
index 920f28b..c185154 100644
--- a/src/openvic-simulation/military/UnitType.cpp
+++ b/src/openvic-simulation/military/UnitType.cpp
@@ -116,8 +116,8 @@ static bool _check_shared_parameters(std::string_view identifier, UnitType::unit
 		return false;
 	}
 
-	if (unit_args.icon <= 0) {
-		Logger::error("Invalid icon for unit ", identifier, " - ", unit_args.icon, " (must be positive)");
+	if (unit_args.icon < 0) {
+		Logger::error("Invalid icon for unit ", identifier, " - ", unit_args.icon, " (must be >= 0)");
 		return false;
 	}