diff --git a/src/meson.build b/src/meson.build
index 464bade..2a08ac5 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -50,8 +50,8 @@
   'pinned.cpp',
   'raw.cpp',
   'signal.cpp',
+  'str/cat.cpp',
   'util/cexec.cpp',
-  'util/string.cpp',
   'zstring.cpp',
   'zstring_view.cpp',
 ]
diff --git a/src/str/cat.cpp b/src/str/cat.cpp
new file mode 100644
index 0000000..2845a17
--- /dev/null
+++ b/src/str/cat.cpp
@@ -0,0 +1 @@
+#include <stdplus/str/cat.hpp>
diff --git a/src/util/string.cpp b/src/util/string.cpp
deleted file mode 100644
index d64a321..0000000
--- a/src/util/string.cpp
+++ /dev/null
@@ -1 +0,0 @@
-#include <stdplus/util/string.hpp>