1 files changed, 1 insertions, 0 deletions
diff --git a/src/im.def b/src/im.def
index 6efacc4..9c448d5 100644
--- a/src/im.def
+++ b/src/im.def
@@ -121,6 +121,7 @@ EXPORTS
   imImageCopyPlane
   imImageCreateBased
   imImageAddAlpha
+  imImageSetAlpha
   imDibToHBitmap
   imDibLogicalPalette
   imDibCaptureScreen