diff --git a/libimagutil/src/lib.rs b/libimagutil/src/lib.rs
index 58b9271a..4d561a4d 100644
--- a/libimagutil/src/lib.rs
+++ b/libimagutil/src/lib.rs
@@ -24,3 +24,4 @@ pub mod ismatch;
 pub mod iter;
 pub mod key_value_split;
 pub mod variants;
+pub mod warn_result;
diff --git a/libimagutil/src/warn_result.rs b/libimagutil/src/warn_result.rs
new file mode 100644
index 00000000..505e9f40
--- /dev/null
+++ b/libimagutil/src/warn_result.rs
@@ -0,0 +1,9 @@
+generate_result_logging_extension!(
+    WarnResult,
+    map_warn,
+    map_warn_str,
+    map_warn_err,
+    map_warn_err_str,
+    |s| { warn!("{}", s); }
+);
+