diff --git a/emiproc/profiles/operators.py b/emiproc/profiles/operators.py
index 7026d08..03f832c 100644
--- a/emiproc/profiles/operators.py
+++ b/emiproc/profiles/operators.py
@@ -444,7 +444,7 @@ def country_to_cells(
 
     da_sf = profiles_to_scalingfactors_dataarray(profiles, profiles_indexes)
 
-    sf_on_cell = da_sf.dot(countries_fractions, dims=["country"])
+    sf_on_cell = da_sf.dot(countries_fractions, dim=["country"])
 
     profiles_array, new_indexes = ratios_dataarray_to_profiles(
         sf_on_cell.rename({"scaling_factors": "ratio"})
diff --git a/emiproc/speciation.py b/emiproc/speciation.py
index 1bd71ad..790ba9b 100644
--- a/emiproc/speciation.py
+++ b/emiproc/speciation.py
@@ -232,7 +232,7 @@ def speciate(
                 {"speciation": "country"}
             )
             da_ratios_cells = countries_fractions.dot(
-                da_ratios_country, dims=["country"]
+                da_ratios_country, dim=["country"]
             )
             # First check that where the sum is 0, the total emissions are 0
             mask_zero_ratios = da_ratios_cells.sum("substance") == 0