diff --git a/gcpy/benchmark/modules/benchmark_categories.yml b/gcpy/benchmark/modules/benchmark_categories.yml
index 6b197e0..457c3c3 100644
--- a/gcpy/benchmark/modules/benchmark_categories.yml
+++ b/gcpy/benchmark/modules/benchmark_categories.yml
@@ -134,7 +134,7 @@ FullChemBenchmark:
       - LIMO
     HCs:
       - ALK4
-      - ALK6
+      - ALK7
       - BENZ
       - CH4
       - C2H2
diff --git a/gcpy/benchmark/modules/emission_species.yml b/gcpy/benchmark/modules/emission_species.yml
index 395c839..09d279e 100644
--- a/gcpy/benchmark/modules/emission_species.yml
+++ b/gcpy/benchmark/modules/emission_species.yml
@@ -3,6 +3,7 @@ FullChemBenchmark:
   ACET: Tg
   ALD2: Tg
   ALK4: Tg
+  ALK7: Tg
   BCPI: Tg
   BCPO: Tg
   BENZ: Tg