diff --git a/.changeset/flat-bags-chew.md b/.changeset/flat-bags-chew.md
new file mode 100644
index 0000000000000..99965900a00f5
--- /dev/null
+++ b/.changeset/flat-bags-chew.md
@@ -0,0 +1,5 @@
+---
+'@eth-optimism/gas-oracle': patch
+---
+
+Fix the gas oracle gas price prometheus metric
diff --git a/go/gas-oracle/oracle/updater_interface.go b/go/gas-oracle/oracle/updater_interface.go
index 6b53b3dedc7ea..99eb9c508a92d 100644
--- a/go/gas-oracle/oracle/updater_interface.go
+++ b/go/gas-oracle/oracle/updater_interface.go
@@ -19,7 +19,7 @@ import (
 var (
 	txSendCounter           = metrics.NewRegisteredCounter("tx/send", ometrics.DefaultRegistry)
 	txNotSignificantCounter = metrics.NewRegisteredCounter("tx/not-significant", ometrics.DefaultRegistry)
-	gasPriceGauge           = metrics.NewRegisteredGauge("gas-price", ometrics.DefaultRegistry)
+	gasPriceGauge           = metrics.NewRegisteredGauge("gas_price", ometrics.DefaultRegistry)
 	txConfTimer             = metrics.NewRegisteredTimer("tx/confirmed", ometrics.DefaultRegistry)
 	txSendTimer             = metrics.NewRegisteredTimer("tx/send", ometrics.DefaultRegistry)
 )