diff --git a/lib/src/jpegr.cpp b/lib/src/jpegr.cpp
index 8ce700fb..7feed0ca 100644
--- a/lib/src/jpegr.cpp
+++ b/lib/src/jpegr.cpp
@@ -1562,7 +1562,7 @@ uhdr_error_info_t JpegR::applyGainMap(uhdr_raw_image_t* sdr_intent, uhdr_raw_ima
         (log2(display_boost) - log2(gainmap_metadata->hdr_capacity_min)) /
         (log2(gainmap_metadata->hdr_capacity_max) - log2(gainmap_metadata->hdr_capacity_min));
     // avoid extrapolating the gain map to fill the displayable range
-    gainmap_weight = CLIP3(0.0f, gainmap_weight, 1.0f);
+    gainmap_weight = CLIP3(gainmap_weight, 0.0f, 1.0f);
   } else {
     gainmap_weight = 1.0f;
   }