diff --git a/tools/compliance/graph.go b/tools/compliance/graph.go
index efcc6e4..e73ab46 100644
--- a/tools/compliance/graph.go
+++ b/tools/compliance/graph.go
@@ -148,7 +148,7 @@
 type TargetEdgeList []*TargetEdge
 
 // Len returns the count of the elmements in the list.
-func (l TargetEdgeList) Len() int      { return len(l) }
+func (l TargetEdgeList) Len() int { return len(l) }
 
 // Swap rearranges 2 elements so that each occupies the other's former position.
 func (l TargetEdgeList) Swap(i, j int) { l[i], l[j] = l[j], l[i] }
@@ -171,7 +171,7 @@
 // edge with a context `ctx` defined by whatever process is creating the path.
 type TargetEdgePathSegment struct {
 	edge *TargetEdge
-	ctx interface{}
+	ctx  interface{}
 }
 
 // Target identifies the target that depends on the dependency.
@@ -495,7 +495,7 @@
 type TargetNodeList []*TargetNode
 
 // Len returns the count of elements in the list.
-func (l TargetNodeList) Len() int      { return len(l) }
+func (l TargetNodeList) Len() int { return len(l) }
 
 // Swap rearranges 2 elements so that each occupies the other's former position.
 func (l TargetNodeList) Swap(i, j int) { l[i], l[j] = l[j], l[i] }