diff --git a/simulation_parameters/microbe_stage/bio_processes.json b/simulation_parameters/microbe_stage/bio_processes.json
index 7898f98294e..507aea6b51f 100644
--- a/simulation_parameters/microbe_stage/bio_processes.json
+++ b/simulation_parameters/microbe_stage/bio_processes.json
@@ -148,18 +148,18 @@
   "chemoSynthesis": {
     "Name": "CHEMO_SYNTHESIS",
     "Inputs": {
-      "hydrogensulfide": 0.08,
+      "hydrogensulfide": 0.04,
       "carbondioxide": 0.09
     },
     "Outputs": {
-      "glucose": 0.075
+      "glucose": 0.12
     },
     "IsMetabolismProcess": true
   },
   "bacterial_ChemoSynthesis": {
     "Name": "CHEMO_SYNTHESIS",
     "Inputs": {
-      "hydrogensulfide": 0.04,
+      "hydrogensulfide": 0.02,
       "carbondioxide": 0.09
     },
     "Outputs": {