diff --git a/operator/internal/manifests/internal/config/build_test.go b/operator/internal/manifests/internal/config/build_test.go
index 3a6991e629..12237a687b 100644
--- a/operator/internal/manifests/internal/config/build_test.go
+++ b/operator/internal/manifests/internal/config/build_test.go
@@ -115,7 +115,6 @@ memberlist:
 querier:
   engine:
     max_look_back_period: 30s
-    timeout: 3m
   extra_query_delay: 0s
   max_concurrent: 2
   query_ingesters_within: 3h
@@ -351,7 +350,6 @@ memberlist:
 querier:
   engine:
     max_look_back_period: 30s
-    timeout: 3m
   extra_query_delay: 0s
   max_concurrent: 2
   query_ingesters_within: 3h
@@ -691,7 +689,6 @@ memberlist:
 querier:
   engine:
     max_look_back_period: 30s
-    timeout: 3m
   extra_query_delay: 0s
   max_concurrent: 2
   query_ingesters_within: 3h
@@ -1028,7 +1025,6 @@ memberlist:
 querier:
   engine:
     max_look_back_period: 30s
-    timeout: 3m
   extra_query_delay: 0s
   max_concurrent: 2
   query_ingesters_within: 3h
@@ -1366,7 +1362,6 @@ memberlist:
 querier:
   engine:
     max_look_back_period: 30s
-    timeout: 3m
   extra_query_delay: 0s
   max_concurrent: 2
   query_ingesters_within: 3h
@@ -1742,7 +1737,6 @@ memberlist:
 querier:
   engine:
     max_look_back_period: 30s
-    timeout: 3m
   extra_query_delay: 0s
   max_concurrent: 2
   query_ingesters_within: 3h
@@ -2047,7 +2041,6 @@ memberlist:
 querier:
   engine:
     max_look_back_period: 30s
-    timeout: 3m
   extra_query_delay: 0s
   max_concurrent: 2
   query_ingesters_within: 3h
@@ -2466,7 +2459,6 @@ memberlist:
 querier:
   engine:
     max_look_back_period: 30s
-    timeout: 3m
   extra_query_delay: 0s
   max_concurrent: 2
   query_ingesters_within: 3h
@@ -2770,7 +2762,6 @@ memberlist:
 querier:
   engine:
     max_look_back_period: 30s
-    timeout: 3m
   extra_query_delay: 0s
   max_concurrent: 2
   query_ingesters_within: 3h
diff --git a/operator/internal/manifests/internal/config/loki-config.yaml b/operator/internal/manifests/internal/config/loki-config.yaml
index 265ad87ccc..b2836448cf 100644
--- a/operator/internal/manifests/internal/config/loki-config.yaml
+++ b/operator/internal/manifests/internal/config/loki-config.yaml
@@ -175,7 +175,6 @@ memberlist:
 querier:
   engine:
     max_look_back_period: 30s
-    timeout: 3m
   extra_query_delay: 0s
   query_ingesters_within: 3h
   tail_max_duration: 1h
diff --git a/operator/internal/manifests/internal/sizes.go b/operator/internal/manifests/internal/sizes.go
index 88aa51c594..75566d839d 100644
--- a/operator/internal/manifests/internal/sizes.go
+++ b/operator/internal/manifests/internal/sizes.go
@@ -223,7 +223,7 @@ var StackSizeTable = map[lokiv1.LokiStackSizeType]lokiv1.LokiStackSpec{
 					MaxEntriesLimitPerQuery: 5000,
 					MaxChunksPerQuery:       2000000,
 					MaxQuerySeries:          500,
-					QueryTimeout:            "1m",
+					QueryTimeout:            "3m",
 				},
 			},
 		},
@@ -276,7 +276,7 @@ var StackSizeTable = map[lokiv1.LokiStackSizeType]lokiv1.LokiStackSpec{
 					MaxEntriesLimitPerQuery: 5000,
 					MaxChunksPerQuery:       2000000,
 					MaxQuerySeries:          500,
-					QueryTimeout:            "1m",
+					QueryTimeout:            "3m",
 				},
 			},
 		},
@@ -329,7 +329,7 @@ var StackSizeTable = map[lokiv1.LokiStackSizeType]lokiv1.LokiStackSpec{
 					MaxEntriesLimitPerQuery: 5000,
 					MaxChunksPerQuery:       2000000,
 					MaxQuerySeries:          500,
-					QueryTimeout:            "1m",
+					QueryTimeout:            "3m",
 				},
 			},
 		},