diff --git a/.tool-versions b/.tool-versions
index 6bc74c5..1a59aeb 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-golang 1.22.1
+golang 1.23.0
diff --git a/Dockerfile b/Dockerfile
index 0a0fe64..66ec729 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,16 +15,16 @@
 #    <other stuff to ignore>
 # And use this digest in FROM
 
-ARG base_sha=829eff99a4b2abffe68f6a3847337bf6455d69d17e49ec1a97dac78834754bd6
+ARG base_sha=8e529b64d382182bb84f201dea3c72118f6ae9bc01d27190ffc5a54acf0091d2
 
-FROM golang:1.22.5@sha256:${base_sha} as builder
+FROM golang:1.23.0@sha256:${base_sha} as builder
 
 COPY . /sources
 WORKDIR /sources
 RUN go build -o scip-go ./cmd/scip-go
 
 # Keep in sync with builder image
-FROM golang:1.22.5@sha256:${base_sha} as final
+FROM golang:1.23.0@sha256:${base_sha} as final
 
 COPY --from=builder /sources/scip-go /usr/bin/
 CMD ["scip-go"]
diff --git a/go.mod b/go.mod
index bfbd6be..1de4dde 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/sourcegraph/scip-go
 
-go 1.22
+go 1.23
 
 require (
 	github.com/efritz/pentimento v0.0.0-20190429011147-ade47d831101
diff --git a/internal/loader/stdlib.go b/internal/loader/stdlib.go
index 8cdf16b..08fad3b 100644
--- a/internal/loader/stdlib.go
+++ b/internal/loader/stdlib.go
@@ -1,5 +1,5 @@
 // THIS FILE IS GENERATED. SEE ./scripts/gen_std_lib.sh
-// Generated by: go version go1.21.5 darwin/arm64
+// Generated by: go version go1.23.0 darwin/arm64
 package loader
 
 var contained = struct{}{}
@@ -29,6 +29,7 @@ var stdPackages = map[string]struct{}{
 	"index":     contained,
 	"internal":  contained,
 	"io":        contained,
+	"iter":      contained,
 	"log":       contained,
 	"maps":      contained,
 	"math":      contained,
@@ -44,12 +45,14 @@ var stdPackages = map[string]struct{}{
 	"sort":      contained,
 	"strconv":   contained,
 	"strings":   contained,
+	"structs":   contained,
 	"sync":      contained,
 	"syscall":   contained,
 	"testing":   contained,
 	"text":      contained,
 	"time":      contained,
 	"unicode":   contained,
+	"unique":    contained,
 	"unsafe":    contained,
 	"vendor":    contained,
 }
diff --git a/internal/testdata/snapshots/output/testdata/implementations.go b/internal/testdata/snapshots/output/testdata/implementations.go
index b4ebfcd..eaf3fe0 100755
--- a/internal/testdata/snapshots/output/testdata/implementations.go
+++ b/internal/testdata/snapshots/output/testdata/implementations.go
@@ -34,8 +34,6 @@
 //        ^^ reference 0.1.test `sg/testdata`/T1#
 //            ^^ definition 0.1.test `sg/testdata`/T1#F1().
 //            documentation ```go
-//            relationship 0.1.test `sg/testdata`/I1#F1. implementation
-//            relationship 0.1.test `sg/testdata`/I1#F1. implementation
 //            relationship 0.1.test `sg/testdata`/I1#F1. implementation
   
   type T2 int
@@ -60,12 +58,10 @@
   type A1 = T1
 //     ^^ definition 0.1.test `sg/testdata`/A1#
 //     documentation ```go
-//     relationship 0.1.test `sg/testdata`/I1# implementation
 //          ^^ reference 0.1.test `sg/testdata`/T1#
   type A12 = A1
 //     ^^^ definition 0.1.test `sg/testdata`/A12#
 //     documentation ```go
-//     relationship 0.1.test `sg/testdata`/I1# implementation
 //           ^^ reference 0.1.test `sg/testdata`/A1#
   
   type InterfaceWithNonExportedMethod interface {