diff --git a/graph/path/control_flow_bench_test.go b/graph/flow/control_flow_bench_test.go
similarity index 99%
rename from graph/path/control_flow_bench_test.go
rename to graph/flow/control_flow_bench_test.go
index 72e16dc0..ae0841dc 100644
--- a/graph/path/control_flow_bench_test.go
+++ b/graph/flow/control_flow_bench_test.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-package path
+package flow
 
 import (
 	"flag"
diff --git a/graph/path/control_flow_lt.go b/graph/flow/control_flow_lt.go
similarity index 99%
rename from graph/path/control_flow_lt.go
rename to graph/flow/control_flow_lt.go
index 3c42e0c6..cb7ab1f1 100644
--- a/graph/path/control_flow_lt.go
+++ b/graph/flow/control_flow_lt.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-package path
+package flow
 
 import "gonum.org/v1/gonum/graph"
 
diff --git a/graph/path/control_flow_slt.go b/graph/flow/control_flow_slt.go
similarity index 99%
rename from graph/path/control_flow_slt.go
rename to graph/flow/control_flow_slt.go
index 1cb0e2f0..b05a58ec 100644
--- a/graph/path/control_flow_slt.go
+++ b/graph/flow/control_flow_slt.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-package path
+package flow
 
 import "gonum.org/v1/gonum/graph"
 
diff --git a/graph/path/control_flow_test.go b/graph/flow/control_flow_test.go
similarity index 99%
rename from graph/path/control_flow_test.go
rename to graph/flow/control_flow_test.go
index 531c2118..a3685ace 100644
--- a/graph/path/control_flow_test.go
+++ b/graph/flow/control_flow_test.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-package path
+package flow
 
 import (
 	"reflect"
diff --git a/graph/flow/doc.go b/graph/flow/doc.go
new file mode 100644
index 00000000..2bef0df7
--- /dev/null
+++ b/graph/flow/doc.go
@@ -0,0 +1,6 @@
+// Copyright ©2019 The Gonum Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package flow provides control flow analysis functions.
+package flow // import "gonum.org/v1/gonum/graph/flow"