diff --git a/drbg/ctr_drbg.go b/drbg/ctr_drbg.go
index 5f0d23c..97bd238 100644
--- a/drbg/ctr_drbg.go
+++ b/drbg/ctr_drbg.go
@@ -34,8 +34,6 @@ type CtrDrbg struct {
 
 func NewCtrDrbg() *CtrDrbg {
 	var c = new(CtrDrbg)
-	// Security strength for AES-256 as per SP800-57, 5.6.1
-	c.strength = 256
 	return c
 }
 
@@ -59,6 +57,9 @@ func (c *CtrDrbg) Init(entropy, personalization []byte) bool {
 		return false
 	}
 
+	// Security strength for AES-256 as per SP800-57, 5.6.1
+	c.strength = 256
+
 	lsz = len(entropy)
 	if lsz > SeedLen {
 		lsz = SeedLen
diff --git a/hash/sha3/doc.go b/hash/sha3/doc.go
index a0ee3ae..7bad1c2 100644
--- a/hash/sha3/doc.go
+++ b/hash/sha3/doc.go
@@ -63,4 +63,4 @@
 // They produce output of the same length, with the same security strengths
 // against all attacks. This means, in particular, that SHA3-256 only has
 // 128-bit collision resistance, because its output length is 32 bytes.
-package sha3 // import "golang.org/x/crypto/sha3"
+package sha3 // import "github.com/henrydcase/nobs/hash/sha3"