diff --git a/rules/build_electricity.smk b/rules/build_electricity.smk
index 6964a87d..41f457a0 100644
--- a/rules/build_electricity.smk
+++ b/rules/build_electricity.smk
@@ -371,7 +371,7 @@ rule simplify_network:
         BENCHMARKS + "simplify_network/elec_s{simpl}"
     threads: 1
     resources:
-        mem_mb=4000,
+        mem_mb=12000,
     conda:
         "../envs/environment.yaml"
     script: