diff --git a/source/ps/containers/StaticVector.h b/source/ps/containers/StaticVector.h
index 0583303411..eb52e4d1c9 100644
--- a/source/ps/containers/StaticVector.h
+++ b/source/ps/containers/StaticVector.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2023 Wildfire Games.
+/* Copyright (C) 2025 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -418,7 +418,7 @@ public:
 		new(end()) T{std::move(back())};
 		++m_Size;
 
-		const iterator mutableLocation{MutableIter(location)};
+		const iterator mutableLocation{MakeMutableIterator(location)};
 		std::move_backward(mutableLocation, std::prev(end(), 2), std::prev(end(), 1));
 
 		*mutableLocation = value;
diff --git a/source/ps/containers/tests/test_StaticVector.h b/source/ps/containers/tests/test_StaticVector.h
index dd14bf4efa..de89d6f906 100644
--- a/source/ps/containers/tests/test_StaticVector.h
+++ b/source/ps/containers/tests/test_StaticVector.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2022 Wildfire Games.
+/* Copyright (C) 2025 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -104,6 +104,12 @@ public:
 			vec.emplace_back(count);
 			vec.insert(vec.begin(), ConstructionCounter{count});
 			TS_ASSERT_EQUALS(count, 2);
+
+			{
+				ConstructionCounter lval{count};
+				vec.insert(vec.begin(), lval);
+			}
+			TS_ASSERT_EQUALS(count, 3);
 		}
 		TS_ASSERT_EQUALS(count, 0);
 
@@ -192,6 +198,27 @@ public:
 		TS_ASSERT((PS::StaticVector<int, 20>{0, 1, 2, 3} != PS::StaticVector<int, 20>{3, 2, 1, 0}));
 	}
 
+	void test_resize()
+	{
+		size_t count{0};
+
+		{
+			PS::StaticVector<ConstructionCounter, 8> vec{};
+
+			vec.resize(4, ConstructionCounter{count});
+
+			TS_ASSERT_EQUALS(count, 4);
+
+			{
+				ConstructionCounter lval{count};
+				vec.resize(8, lval);
+			}
+			TS_ASSERT_EQUALS(count, 8);
+		}
+
+		TS_ASSERT_EQUALS(count, 0);
+	}
+
 	// Types
 	static_assert(std::is_same_v<decltype(std::declval<PS::StaticVector<int, 1>>().begin()), int*>);
 	static_assert(std::is_same_v<decltype(std::declval<const PS::StaticVector<int, 1>>().begin()),