diff --git a/src/extraction/core/functions/defaults.py b/src/extraction/core/functions/defaults.py
index 9f89a2e37db1aa25cb4d6f0bf427d6f15fe599e7..5d57dc626317f3c2b7a3842ff97bec3d69be868a 100644
--- a/src/extraction/core/functions/defaults.py
+++ b/src/extraction/core/functions/defaults.py
@@ -81,7 +81,7 @@ def exparams_from_meta(
                         denominator_channel = found_channel2
                         break
 
-        # If two compatible pHluorin channels are available
+        # If two compatible ratiometric channels are available
         if numerator_channel is not None and denominator_channel is not None:
             sets = {
                 b + a: (x, y)