diff --git a/config/config.json b/config/config.json
index 94fdba0..8517216 100644
--- a/config/config.json
+++ b/config/config.json
@@ -38,18 +38,19 @@
                         "max_age": "14d",
                         "max_docs": "1000000"
                     },
-    "normal_phases": {
-        "warm": 60,
-        "cold": 180,
-        "delete": 365
-},
-"cooling_model_config": {
-    "timeDecayFactor": 0.5,
-    "periodGranularityFactor": 0.5,
-    "warmPhaseMultiplier": 1.0,
-    "coldPhaseMultiplier": 2.0,
-    "deletePhaseMultiplier": 3.0
-}
+                    "normal_phases": {
+                       "warm": 60,
+                       "cold": 180,
+                       "delete": 365
+                    },
+                    "cooling_model_config": {
+                        "timeDecayFactor":         0.5,  // Controls logarithmic growth rate
+                        "baseRetention":           300.0, // Base retention multiplier
+                        "periodGranularityFactor": 7,  // Exponent for period scaling
+                        "warmPhaseMultiplier":     10.0,  // Kept for compatibility
+                        "coldPhaseMultiplier":     20.0,  // Kept for compatibility
+                        "deletePhaseMultiplier":   40.0,  // Kept for compatibility
+                    }
                 },
                 "ma": {
                     "index_pattern": "logstash-%s.ma.*.%d-%02d",