diff --git a/common-lib/CHANGELOG.md b/common-lib/CHANGELOG.md
index b21d7a483..d1192bbd8 100644
--- a/common-lib/CHANGELOG.md
+++ b/common-lib/CHANGELOG.md
@@ -1,3 +1,6 @@
+# 0.4.3
+- [Signal] fix: No longer aggregates histogram signals after histogram_quantile() as it is pointless aggregation. Aggregation before applying histogram_quantile() is kept and works as expected.
+
 # 0.4.2
 - [Panels] Add table rows styles in requests panels.
 
diff --git a/common-lib/common/signal/test_histogram.libsonnet b/common-lib/common/signal/test_histogram.libsonnet
index f9000cc0a..a7d969c60 100644
--- a/common-lib/common/signal/test_histogram.libsonnet
+++ b/common-lib/common/signal/test_histogram.libsonnet
@@ -34,7 +34,7 @@ local m1 = signal.init(
       },
       testExpression: {
         actual: raw.expr,
-        expect: 'avg by (job) (\n  histogram_quantile(0.95, sum(rate(apiserver_request_duration_seconds_bucket{job="abc",job=~"$job",instance=~"$instance"}[10m])) by (le,job))\n)',
+        expect: 'histogram_quantile(0.95, sum(rate(apiserver_request_duration_seconds_bucket{job="abc",job=~"$job",instance=~"$instance"}[10m])) by (le,job))',
       },
     }),
   },
@@ -92,11 +92,11 @@ local m1 = signal.init(
     testResult: test.suite({
       testDefaultQuantile: {
         actual: customHistogram.asTarget().expr,
-        expect: 'avg by (job,handler) (\n  histogram_quantile(0.99, sum(rate(http_request_duration_seconds_bucket{job="abc",job=~"$job",instance=~"$instance"}[10m])) by (le,job,handler))\n)',
+        expect: 'histogram_quantile(0.99, sum(rate(http_request_duration_seconds_bucket{job="abc",job=~"$job",instance=~"$instance"}[10m])) by (le,job,handler))',
       },
       testCustomQuantile: {
         actual: customHistogram.withQuantile(quantile=0.50).asTarget().expr,
-        expect: 'avg by (job,handler) (\n  histogram_quantile(0.50, sum(rate(http_request_duration_seconds_bucket{job="abc",job=~"$job",instance=~"$instance"}[10m])) by (le,job,handler))\n)',
+        expect: 'histogram_quantile(0.50, sum(rate(http_request_duration_seconds_bucket{job="abc",job=~"$job",instance=~"$instance"}[10m])) by (le,job,handler))',
       },
     }),
   },
diff --git a/common-lib/common/signal/utils.libsonnet b/common-lib/common/signal/utils.libsonnet
index 3102ea976..53836406c 100644
--- a/common-lib/common/signal/utils.libsonnet
+++ b/common-lib/common/signal/utils.libsonnet
@@ -4,7 +4,7 @@
     // additional templates to wrap base expression
     functionTemplates::
       (
-        if aggLevel != 'none' && (type == 'counter' || type == 'gauge' || type == 'histogram' || type == 'info')
+        if aggLevel != 'none' && (type == 'counter' || type == 'gauge' || type == 'info')
         then
           [
             ['%(aggFunction)s by (%(agg)s) (', ')'],