diff --git a/go.mod b/go.mod
index d42c3bf05..3694c6b01 100644
--- a/go.mod
+++ b/go.mod
@@ -72,7 +72,7 @@ require (
 	go.opentelemetry.io/otel v1.38.0 // indirect
 	go.opentelemetry.io/otel/metric v1.38.0 // indirect
 	go.opentelemetry.io/otel/trace v1.38.0 // indirect
-	golang.org/x/mod v0.30.0 // indirect
+	golang.org/x/mod v0.31.0 // indirect
 	golang.org/x/sync v0.18.0 // indirect
 	golang.org/x/sys v0.38.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20251124214823-79d6a2a48846 // indirect
diff --git a/go.sum b/go.sum
index c0a4b7d85..0ca86dcf9 100644
--- a/go.sum
+++ b/go.sum
@@ -249,8 +249,8 @@ golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvx
 golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
-golang.org/x/mod v0.30.0 h1:fDEXFVZ/fmCKProc/yAXXUijritrDzahmwwefnjoPFk=
-golang.org/x/mod v0.30.0/go.mod h1:lAsf5O2EvJeSFMiBxXDki7sCgAxEUcZHXoXMKT4GJKc=
+golang.org/x/mod v0.31.0 h1:HaW9xtz0+kOcWKwli0ZXy79Ix+UW/vOfmWI5QVd2tgI=
+golang.org/x/mod v0.31.0/go.mod h1:43JraMp9cGx1Rx3AqioxrbrhNsLl2l/iNAvuBkrezpg=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
diff --git a/vendor/golang.org/x/mod/modfile/print.go b/vendor/golang.org/x/mod/modfile/print.go
index 2a0123d4b..48dbd82ae 100644
--- a/vendor/golang.org/x/mod/modfile/print.go
+++ b/vendor/golang.org/x/mod/modfile/print.go
@@ -33,7 +33,7 @@ type printer struct {
 }
 
 // printf prints to the buffer.
-func (p *printer) printf(format string, args ...interface{}) {
+func (p *printer) printf(format string, args ...any) {
 	fmt.Fprintf(p, format, args...)
 }
 
diff --git a/vendor/golang.org/x/mod/modfile/read.go b/vendor/golang.org/x/mod/modfile/read.go
index f58de029e..504a2f1df 100644
--- a/vendor/golang.org/x/mod/modfile/read.go
+++ b/vendor/golang.org/x/mod/modfile/read.go
@@ -600,7 +600,7 @@ func (in *input) readToken() {
 
 	// Checked all punctuation. Must be identifier token.
 	if c := in.peekRune(); !isIdent(c) {
-		in.Error(fmt.Sprintf("unexpected input character %#q", c))
+		in.Error(fmt.Sprintf("unexpected input character %#q", rune(c)))
 	}
 
 	// Scan over identifier.
diff --git a/vendor/golang.org/x/mod/modfile/rule.go b/vendor/golang.org/x/mod/modfile/rule.go
index a86ee4fd8..c5b8305de 100644
--- a/vendor/golang.org/x/mod/modfile/rule.go
+++ b/vendor/golang.org/x/mod/modfile/rule.go
@@ -368,7 +368,7 @@ func (f *File) add(errs *ErrorList, block *LineBlock, line *Line, verb string, a
 			Err:      err,
 		})
 	}
-	errorf := func(format string, args ...interface{}) {
+	errorf := func(format string, args ...any) {
 		wrapError(fmt.Errorf(format, args...))
 	}
 
@@ -574,7 +574,7 @@ func parseReplace(filename string, line *Line, verb string, args []string, fix V
 			Err:      err,
 		}
 	}
-	errorf := func(format string, args ...interface{}) *Error {
+	errorf := func(format string, args ...any) *Error {
 		return wrapError(fmt.Errorf(format, args...))
 	}
 
@@ -685,7 +685,7 @@ func (f *WorkFile) add(errs *ErrorList, line *Line, verb string, args []string,
 			Err:      err,
 		})
 	}
-	errorf := func(format string, args ...interface{}) {
+	errorf := func(format string, args ...any) {
 		wrapError(fmt.Errorf(format, args...))
 	}
 
@@ -1594,7 +1594,7 @@ func (f *File) AddRetract(vi VersionInterval, rationale string) error {
 		r.Syntax = f.Syntax.addLine(nil, "retract", "[", AutoQuote(vi.Low), ",", AutoQuote(vi.High), "]")
 	}
 	if rationale != "" {
-		for _, line := range strings.Split(rationale, "\n") {
+		for line := range strings.SplitSeq(rationale, "\n") {
 			com := Comment{Token: "// " + line}
 			r.Syntax.Comment().Before = append(r.Syntax.Comment().Before, com)
 		}
diff --git a/vendor/golang.org/x/mod/module/module.go b/vendor/golang.org/x/mod/module/module.go
index 9d3955bd7..739c13f48 100644
--- a/vendor/golang.org/x/mod/module/module.go
+++ b/vendor/golang.org/x/mod/module/module.go
@@ -802,8 +802,8 @@ func MatchPrefixPatterns(globs, target string) bool {
 	for globs != "" {
 		// Extract next non-empty glob in comma-separated list.
 		var glob string
-		if i := strings.Index(globs, ","); i >= 0 {
-			glob, globs = globs[:i], globs[i+1:]
+		if before, after, ok := strings.Cut(globs, ","); ok {
+			glob, globs = before, after
 		} else {
 			glob, globs = globs, ""
 		}
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 95b35e42d..0d937a9f0 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -414,7 +414,7 @@ go.opentelemetry.io/otel/trace
 go.opentelemetry.io/otel/trace/embedded
 go.opentelemetry.io/otel/trace/internal/telemetry
 go.opentelemetry.io/otel/trace/noop
-# golang.org/x/mod v0.30.0
+# golang.org/x/mod v0.31.0
 ## explicit; go 1.24.0
 golang.org/x/mod/internal/lazyregexp
 golang.org/x/mod/modfile