diff --git a/scoping_review.qmd b/scoping_review.qmd
index ce5b244..3320c37 100644
--- a/scoping_review.qmd
+++ b/scoping_review.qmd
@@ -491,11 +491,10 @@ bib_df["year"] = bib_df["date"].dt.year
 bib_df = bib_df[bib_df["year"] >= 2000]
 
 # Add WB country grouping definitions (income group, world region)
-# TODO Re-enable for processed study pool
-# WB_COUNTRY_GROUPS_FILE = Path(f"{SUPPLEMENTARY_DATA}/wb-country-groupings.xlsx").resolve()
-# df_country_groups = pd.read_excel(WB_COUNTRY_GROUPS_FILE)
-# bib_df["income group"] = bib_df["country"].map(df_country_groups.set_index("Economy")["Income group"])
-# bib_df["region"] = bib_df["country"].map(df_country_groups.set_index("Economy")["Region"])
+WB_COUNTRY_GROUPS_FILE = Path(f"{SUPPLEMENTARY_DATA}/wb-country-groupings.xlsx").resolve()
+df_country_groups = pd.read_excel(WB_COUNTRY_GROUPS_FILE)
+bib_df["income group"] = bib_df["country"].map(df_country_groups.set_index("Economy")["Income group"])
+bib_df["region"] = bib_df["country"].map(df_country_groups.set_index("Economy")["Region"])
 ```
 
 ```{python}