diff --git a/distributions/otelcol-contrib/otelcol-contrib.service b/distributions/otelcol-contrib/otelcol-contrib.service
index 453a57139..974058d72 100644
--- a/distributions/otelcol-contrib/otelcol-contrib.service
+++ b/distributions/otelcol-contrib/otelcol-contrib.service
@@ -5,6 +5,7 @@ After=network.target
 [Service]
 EnvironmentFile=/etc/otelcol-contrib/otelcol-contrib.conf
 ExecStart=/usr/bin/otelcol-contrib $OTELCOL_OPTIONS
+ExecReload=/bin/kill -HUP $MAINPID
 KillMode=mixed
 Restart=on-failure
 Type=simple
diff --git a/distributions/otelcol-otlp/otelcol-otlp.service b/distributions/otelcol-otlp/otelcol-otlp.service
index bb7ea348c..2f3c6bebf 100644
--- a/distributions/otelcol-otlp/otelcol-otlp.service
+++ b/distributions/otelcol-otlp/otelcol-otlp.service
@@ -5,6 +5,7 @@ After=network.target
 [Service]
 EnvironmentFile=/etc/otelcol-otlp/otelcol-otlp.conf
 ExecStart=/usr/bin/otelcol-otlp $OTELCOL_OPTIONS
+ExecReload=/bin/kill -HUP $MAINPID
 KillMode=mixed
 Restart=on-failure
 Type=simple
diff --git a/distributions/otelcol/otelcol.service b/distributions/otelcol/otelcol.service
index f3c4e62e9..8e96c36be 100644
--- a/distributions/otelcol/otelcol.service
+++ b/distributions/otelcol/otelcol.service
@@ -5,6 +5,7 @@ After=network.target
 [Service]
 EnvironmentFile=/etc/otelcol/otelcol.conf
 ExecStart=/usr/bin/otelcol $OTELCOL_OPTIONS
+ExecReload=/bin/kill -HUP $MAINPID
 KillMode=mixed
 Restart=on-failure
 Type=simple