diff --git a/apps/opik-backend/src/main/java/com/comet/opik/domain/filter/FilterQueryBuilder.java b/apps/opik-backend/src/main/java/com/comet/opik/domain/filter/FilterQueryBuilder.java
index 8edad0657d..b2a3d66aff 100644
--- a/apps/opik-backend/src/main/java/com/comet/opik/domain/filter/FilterQueryBuilder.java
+++ b/apps/opik-backend/src/main/java/com/comet/opik/domain/filter/FilterQueryBuilder.java
@@ -42,7 +42,12 @@ public class FilterQueryBuilder {
     private static final String USAGE_PROMPT_TOKENS_ANALYTICS_DB = "usage['prompt_tokens']";
     private static final String USAGE_TOTAL_TOKENS_ANALYTICS_DB = "usage['total_tokens']";
     private static final String VALUE_ANALYTICS_DB = "value";
-    private static final String DURATION_ANALYTICS_DB = "duration_millis";
+    private static final String DURATION_ANALYTICS_DB = """
+            if(end_time IS NOT NULL AND start_time IS NOT NULL
+                     AND notEquals(start_time, toDateTime64('1970-01-01 00:00:00.000', 9)),
+                 (dateDiff('microsecond', start_time, end_time) / 1000.0),
+                 NULL)
+            """;
 
     private static final Map<Operator, Map<FieldType, String>> ANALYTICS_DB_OPERATOR_MAP = new EnumMap<>(Map.of(
             Operator.CONTAINS, new EnumMap<>(Map.of(