diff --git a/go.mod b/go.mod
index 2c79d9cc1..70616d830 100644
--- a/go.mod
+++ b/go.mod
@@ -32,7 +32,7 @@ require (
 	github.com/redis/go-redis/v9 v9.7.0
 	github.com/rollbar/rollbar-go v1.4.5
 	github.com/vmihailenco/go-tinylfu v0.2.2
-	go.mongodb.org/mongo-driver v1.17.2
+	go.mongodb.org/mongo-driver/v2 v2.0.0
 	go.opentelemetry.io/otel v1.34.0
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.34.0
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.34.0
@@ -105,7 +105,6 @@ require (
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
-	github.com/montanaflynn/stats v0.7.1 // indirect
 	github.com/pbnjay/memory v0.0.0-20210728143218-7b4eea64cf58 // indirect
 	github.com/pelletier/go-toml/v2 v2.2.2 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
diff --git a/go.sum b/go.sum
index 50632d605..79d8b691e 100644
--- a/go.sum
+++ b/go.sum
@@ -224,8 +224,6 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
-github.com/montanaflynn/stats v0.7.1 h1:etflOAAHORrCC44V+aR6Ftzort912ZU+YLiSTuV8eaE=
-github.com/montanaflynn/stats v0.7.1/go.mod h1:etXPPgVO6n31NxCd9KQUMvCM+ve0ruNzt6R8Bnaayow=
 github.com/pbnjay/memory v0.0.0-20210728143218-7b4eea64cf58 h1:onHthvaw9LFnH4t2DcNVpwGmV9E1BkGknEliJkfwQj0=
 github.com/pbnjay/memory v0.0.0-20210728143218-7b4eea64cf58/go.mod h1:DXv8WO4yhMYhSNPKjeNKa5WY9YCIEBRbNzFFPJbWO6Y=
 github.com/pelletier/go-toml/v2 v2.2.2 h1:aYUidT7k73Pcl9nb2gScu7NSrKCSHIDE89b3+6Wq+LM=
@@ -282,8 +280,8 @@ github.com/youmark/pkcs8 v0.0.0-20240726163527-a2c0da244d78 h1:ilQV1hzziu+LLM3zU
 github.com/youmark/pkcs8 v0.0.0-20240726163527-a2c0da244d78/go.mod h1:aL8wCCfTfSfmXjznFBSZNN13rSJjlIOI1fUNAtF7rmI=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
-go.mongodb.org/mongo-driver v1.17.2 h1:gvZyk8352qSfzyZ2UMWcpDpMSGEr1eqE4T793SqyhzM=
-go.mongodb.org/mongo-driver v1.17.2/go.mod h1:Hy04i7O2kC4RS06ZrhPRqj/u4DTYkFDAAccj+rVKqgQ=
+go.mongodb.org/mongo-driver/v2 v2.0.0 h1:Jfd7XpdZa9yk3eY774bO7SWVb30noLSirL9nKTpavhI=
+go.mongodb.org/mongo-driver/v2 v2.0.0/go.mod h1:nSjmNq4JUstE8IRZKTktLgMHM4F1fccL6HGX1yh+8RA=
 go.opentelemetry.io/auto/sdk v1.1.0 h1:cH53jehLUN6UFLY71z+NDOiNJqDdPRaXzTel0sJySYA=
 go.opentelemetry.io/auto/sdk v1.1.0/go.mod h1:3wSPjt5PWp2RhlCcmmOial7AvC4DQqZb7a7wCow3W8A=
 go.opentelemetry.io/otel v1.34.0 h1:zRLXxLCgL1WyKsPVrgbSdMN4c0FMkDAskSTQP+0hdUY=
diff --git a/mongoex/healthchecks.go b/mongoex/healthchecks.go
index 957a5fce5..e906a277b 100644
--- a/mongoex/healthchecks.go
+++ b/mongoex/healthchecks.go
@@ -5,8 +5,8 @@ import (
 	"fmt"
 	"time"
 
-	"go.mongodb.org/mongo-driver/mongo"
-	"go.mongodb.org/mongo-driver/mongo/readpref"
+	"go.mongodb.org/mongo-driver/v2/mongo"
+	"go.mongodb.org/mongo-driver/v2/mongo/readpref"
 )
 
 type health struct {
diff --git a/mongoex/metrics.go b/mongoex/metrics.go
index e6aa9256c..8b90f0b89 100644
--- a/mongoex/metrics.go
+++ b/mongoex/metrics.go
@@ -4,7 +4,7 @@ import (
 	"context"
 	"sync"
 
-	"go.mongodb.org/mongo-driver/event"
+	"go.mongodb.org/mongo-driver/v2/event"
 )
 
 type poolMetrics struct {
@@ -70,19 +70,19 @@ func (c *poolMetrics) updateStats(e *event.PoolEvent) {
 	switch e.Type {
 	case event.ConnectionClosed:
 		c.connClosed++
-	case event.PoolCreated:
+	case event.ConnectionPoolCreated:
 		c.poolCreated++
 	case event.ConnectionCreated:
 		c.connCreated++
-	case event.GetFailed:
+	case event.ConnectionCheckOutFailed:
 		c.getFailed++
-	case event.GetSucceeded:
+	case event.ConnectionCheckedOut:
 		c.getSucceeded++
-	case event.ConnectionReturned:
+	case event.ConnectionCheckedIn:
 		c.connReturned++
-	case event.PoolCleared:
+	case event.ConnectionPoolCleared:
 		c.poolCleared++
-	case event.PoolClosedEvent:
+	case event.ConnectionPoolClosed:
 		c.poolClosed++
 	}
 
diff --git a/mongoex/mongo.go b/mongoex/mongo.go
index 64cff8697..ef2478a02 100644
--- a/mongoex/mongo.go
+++ b/mongoex/mongo.go
@@ -7,8 +7,8 @@ import (
 	"fmt"
 	"net/url"
 
-	"go.mongodb.org/mongo-driver/mongo"
-	"go.mongodb.org/mongo-driver/mongo/options"
+	"go.mongodb.org/mongo-driver/v2/mongo"
+	"go.mongodb.org/mongo-driver/v2/mongo/options"
 
 	"github.com/circleci/ex/o11y"
 	"github.com/circleci/ex/rootcerts"
@@ -57,5 +57,5 @@ func New(ctx context.Context, appName string, cfg Config) (client *mongo.Client,
 		})
 	}
 
-	return mongo.Connect(ctx, opts)
+	return mongo.Connect(opts)
 }
diff --git a/mongoex/mongo_test.go b/mongoex/mongo_test.go
index 2710e99c6..8ceea57c3 100644
--- a/mongoex/mongo_test.go
+++ b/mongoex/mongo_test.go
@@ -3,7 +3,7 @@ package mongoex
 import (
 	"testing"
 
-	"go.mongodb.org/mongo-driver/mongo/readpref"
+	"go.mongodb.org/mongo-driver/v2/mongo/readpref"
 	"gotest.tools/v3/assert"
 	"gotest.tools/v3/assert/cmp"
 
diff --git a/mongoex/system.go b/mongoex/system.go
index 6df5157a7..eb9b6aabf 100644
--- a/mongoex/system.go
+++ b/mongoex/system.go
@@ -3,8 +3,8 @@ package mongoex
 import (
 	"context"
 
-	"go.mongodb.org/mongo-driver/mongo"
-	"go.mongodb.org/mongo-driver/mongo/options"
+	"go.mongodb.org/mongo-driver/v2/mongo"
+	"go.mongodb.org/mongo-driver/v2/mongo/options"
 
 	"github.com/circleci/ex/system"
 )
diff --git a/mongoex/system_test.go b/mongoex/system_test.go
index e2231a776..74c5b4aab 100644
--- a/mongoex/system_test.go
+++ b/mongoex/system_test.go
@@ -4,8 +4,8 @@ import (
 	"errors"
 	"testing"
 
-	"go.mongodb.org/mongo-driver/mongo"
-	"go.mongodb.org/mongo-driver/mongo/readpref"
+	"go.mongodb.org/mongo-driver/v2/mongo"
+	"go.mongodb.org/mongo-driver/v2/mongo/readpref"
 	"gotest.tools/v3/assert"
 
 	"github.com/circleci/ex/system"
diff --git a/testing/mongofixture/mongofixture.go b/testing/mongofixture/mongofixture.go
index 8e594a90b..bc2029cbd 100644
--- a/testing/mongofixture/mongofixture.go
+++ b/testing/mongofixture/mongofixture.go
@@ -11,8 +11,8 @@ import (
 	"strings"
 	"testing"
 
-	"go.mongodb.org/mongo-driver/mongo"
-	"go.mongodb.org/mongo-driver/mongo/options"
+	"go.mongodb.org/mongo-driver/v2/mongo"
+	"go.mongodb.org/mongo-driver/v2/mongo/options"
 	"gotest.tools/v3/assert"
 
 	"github.com/circleci/ex/o11y"
@@ -37,7 +37,7 @@ func Setup(ctx context.Context, t testing.TB, con Connection) *Fixture {
 		ApplyURI(con.URI).
 		SetAppName("test")
 
-	client, err := mongo.Connect(ctx, opts)
+	client, err := mongo.Connect(opts)
 	assert.Assert(t, err)
 
 	t.Cleanup(func() {
diff --git a/testing/mongofixture/mongofixture_test.go b/testing/mongofixture/mongofixture_test.go
index cf983fb59..7199e1bd7 100644
--- a/testing/mongofixture/mongofixture_test.go
+++ b/testing/mongofixture/mongofixture_test.go
@@ -3,7 +3,7 @@ package mongofixture
 import (
 	"testing"
 
-	"go.mongodb.org/mongo-driver/mongo/readpref"
+	"go.mongodb.org/mongo-driver/v2/mongo/readpref"
 	"gotest.tools/v3/assert"
 	"gotest.tools/v3/assert/cmp"