diff --git a/go.mod b/go.mod
index ce1b1765..4b9e7fb8 100644
--- a/go.mod
+++ b/go.mod
@@ -13,7 +13,7 @@ require (
 	github.com/hashicorp/go-immutable-radix v1.2.0
 	github.com/hashicorp/golang-lru v0.5.4
 	github.com/hectane/go-acl v0.0.0-20190604041725-da78bae5fc95
-	github.com/jedisct1/dlog v0.0.0-20200608182644-a0fe4302a941
+	github.com/jedisct1/dlog v0.0.0-20200608205121-58b466d6e649
 	github.com/jedisct1/go-clocksmith v0.0.0-20190707124905-73e087c7979c
 	github.com/jedisct1/go-dnsstamps v0.0.0-20200205175031-8109eec6ec46
 	github.com/jedisct1/go-minisign v0.0.0-20190909160543-45766022959e
diff --git a/go.sum b/go.sum
index 4092297b..ad6d3e6a 100644
--- a/go.sum
+++ b/go.sum
@@ -32,8 +32,8 @@ github.com/hashicorp/golang-lru v0.5.4 h1:YDjusn29QI/Das2iO9M0BHnIbxPeyuCHsjMW+l
 github.com/hashicorp/golang-lru v0.5.4/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4=
 github.com/hectane/go-acl v0.0.0-20190604041725-da78bae5fc95 h1:S4qyfL2sEm5Budr4KVMyEniCy+PbS55651I/a+Kn/NQ=
 github.com/hectane/go-acl v0.0.0-20190604041725-da78bae5fc95/go.mod h1:QiyDdbZLaJ/mZP4Zwc9g2QsfaEA4o7XvvgZegSci5/E=
-github.com/jedisct1/dlog v0.0.0-20200608182644-a0fe4302a941 h1:BL7Wr9TaQB9lzUh2q3DQwDVNMQuB9uzmHjLhOxUWZxE=
-github.com/jedisct1/dlog v0.0.0-20200608182644-a0fe4302a941/go.mod h1:qlw2+W23d6vMLRF2E7PLeQrk903Fp7hZRSeYQQMcKW8=
+github.com/jedisct1/dlog v0.0.0-20200608205121-58b466d6e649 h1:T6nM2+LNv44UpemJ0T5+UPItmEVjf/29Uc6edX8rVIs=
+github.com/jedisct1/dlog v0.0.0-20200608205121-58b466d6e649/go.mod h1:qlw2+W23d6vMLRF2E7PLeQrk903Fp7hZRSeYQQMcKW8=
 github.com/jedisct1/go-clocksmith v0.0.0-20190707124905-73e087c7979c h1:a/NQUT7AXkEfhaZ+nb7Uzqijo1Qc7C7SZpRrv+6UQDA=
 github.com/jedisct1/go-clocksmith v0.0.0-20190707124905-73e087c7979c/go.mod h1:SAINchklztk2jcLWJ4bpNF4KnwDUSUTX+cJbspWC2Rw=
 github.com/jedisct1/go-dnsstamps v0.0.0-20200205175031-8109eec6ec46 h1:EgxCa7UN+QWlNe3EzxtpszkkpuG3ctC3aCIfUE/gqjM=
diff --git a/vendor/github.com/jedisct1/dlog/dlog.go b/vendor/github.com/jedisct1/dlog/dlog.go
index 670ce515..3f77d9bf 100644
--- a/vendor/github.com/jedisct1/dlog/dlog.go
+++ b/vendor/github.com/jedisct1/dlog/dlog.go
@@ -150,9 +150,10 @@ func Init(appName string, logLevel Severity, syslogFacility string) error {
 	}
 	_globals.appName = appName
 	_globals.syslogFacility = syslogFacility
-	_globals.useSyslog = flag.Bool("syslog", false, "Send logs to the local system logger (Eventlog on Windows, syslog on Unix)")
-	_globals.fileName = flag.String("logfile", "", "Write logs to file")
-	flag.Var(&_globals.logLevel, "loglevel", fmt.Sprintf("Log level (%d-%d)", SeverityDebug, SeverityFatal))
+	_globals.useSyslog = flag.Bool("syslog", false, "Send application logs to the local system logger (Eventlog on Windows, syslog on Unix)")
+	_globals.fileName = flag.String("logfile", "", "Write application logs to file")
+	_globals.truncateLogFile = flag.Bool("logfile-truncate", false, "Truncate the application log file; keep only data from the most recent application launch")
+	flag.Var(&_globals.logLevel, "loglevel", fmt.Sprintf("Application log level (%d-%d)", SeverityDebug, SeverityFatal))
 	return nil
 }
 
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 957f8d80..9a3fbcd1 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -30,7 +30,7 @@ github.com/hashicorp/golang-lru/simplelru
 # github.com/hectane/go-acl v0.0.0-20190604041725-da78bae5fc95
 github.com/hectane/go-acl
 github.com/hectane/go-acl/api
-# github.com/jedisct1/dlog v0.0.0-20200608182644-a0fe4302a941
+# github.com/jedisct1/dlog v0.0.0-20200608205121-58b466d6e649
 github.com/jedisct1/dlog
 # github.com/jedisct1/go-clocksmith v0.0.0-20190707124905-73e087c7979c
 github.com/jedisct1/go-clocksmith