diff --git a/crypto/des.c b/crypto/des.c
index 1c7e6de..fc5d1b6 100644
--- a/crypto/des.c
+++ b/crypto/des.c
@@ -38,12 +38,10 @@
 #define ROR(d,c,o)	((d) = (d) >> (c) | (d) << (o))
 
 struct des_ctx {
-	u8 iv[DES_BLOCK_SIZE];
 	u32 expkey[DES_EXPKEY_WORDS];
 };
 
 struct des3_ede_ctx {
-	u8 iv[DES_BLOCK_SIZE];
 	u32 expkey[DES3_EDE_EXPKEY_WORDS];
 };
 
diff --git a/crypto/serpent.c b/crypto/serpent.c
index 7d152e8..3cf2c50 100644
--- a/crypto/serpent.c
+++ b/crypto/serpent.c
@@ -210,7 +210,6 @@
 	x4 ^= x2;
 
 struct serpent_ctx {
-	u8 iv[SERPENT_BLOCK_SIZE];
 	u32 expkey[SERPENT_EXPKEY_WORDS];
 };