diff --git a/.env.sample.holesky b/.env.sample.holesky
index e66281f..1c37164 100644
--- a/.env.sample.holesky
+++ b/.env.sample.holesky
@@ -287,3 +287,8 @@ LIDODVEXIT_EXIT_EPOCH=256
 
 # Loki host exposed port.
 #MONITORING_PORT_LOKI=
+
+# OTLP Server address & Auth Token for exporting traces to Obol's Tempo server.
+# To be provided by Obol support.
+# CHARON_OTLP_ADDRESS=tempo.monitoring.gcp.obol.tech:443
+# CHARON_OTLP_HEADERS=Authorization=Basic <insert your token here>
diff --git a/.env.sample.hoodi b/.env.sample.hoodi
index 15233cc..c784639 100644
--- a/.env.sample.hoodi
+++ b/.env.sample.hoodi
@@ -293,3 +293,8 @@ LIDODVEXIT_EXIT_EPOCH=256
 
 # Loki host exposed port.
 #MONITORING_PORT_LOKI=
+
+# OTLP Server address & Auth Token for exporting traces to Obol's Tempo server.
+# To be provided by Obol support.
+# CHARON_OTLP_ADDRESS=tempo.monitoring.gcp.obol.tech:443
+# CHARON_OTLP_HEADERS=Authorization=Basic <insert your token here>
diff --git a/.env.sample.mainnet b/.env.sample.mainnet
index 15673f8..fe02f15 100644
--- a/.env.sample.mainnet
+++ b/.env.sample.mainnet
@@ -293,3 +293,8 @@ LIDODVEXIT_EXIT_EPOCH=194048
 
 # Loki host exposed port.
 #MONITORING_PORT_LOKI=
+
+# OTLP Server address & Auth Token for exporting traces to Obol's Tempo server.
+# To be provided by Obol support.
+# CHARON_OTLP_ADDRESS=tempo.monitoring.gcp.obol.tech:443
+# CHARON_OTLP_HEADERS=Authorization=Basic <insert your token here>
diff --git a/docker-compose.yml b/docker-compose.yml
index 05f21b7..234b042 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -104,6 +104,9 @@ services:
       - CHARON_LOKI_SERVICE=charon
       - CHARON_NICKNAME=${CHARON_NICKNAME:-}
       - CHARON_EXECUTION_CLIENT_RPC_ENDPOINT=${CHARON_EXECUTION_CLIENT_RPC_ENDPOINT:-http://nethermind:8545}
+      - CHARON_OTLP_ADDRESS=${CHARON_OTLP_ADDRESS:-}
+      - CHARON_OTLP_SERVICE_NAME=${CHARON_OTLP_SERVICE_NAME:-charon}
+      - CHARON_OTLP_HEADERS=${CHARON_OTLP_HEADERS:-}
     ports:
       - ${CHARON_PORT_P2P_TCP:-3610}:${CHARON_PORT_P2P_TCP:-3610}/tcp # P2P TCP libp2p
     networks: [dvnode]