diff --git a/openssl-sys/src/lib.rs b/openssl-sys/src/lib.rs
index 958d0ebe4c21ca9edeb9545377906daf11970069..8b7bdd09419db838c25342b46a3619bfa2479d11 100644
--- a/openssl-sys/src/lib.rs
+++ b/openssl-sys/src/lib.rs
@@ -529,8 +529,6 @@ extern "C" {
 
     pub fn EVP_des_cbc() -> *const EVP_CIPHER;
     pub fn EVP_des_ecb() -> *const EVP_CIPHER;
-    pub fn EVP_des_cfb() -> *const EVP_CIPHER;
-    pub fn EVP_des_ofb() -> *const EVP_CIPHER;
 
     pub fn EVP_BytesToKey(typ: *const EVP_CIPHER, md: *const EVP_MD,
                           salt: *const u8, data: *const u8, datalen: c_int,
diff --git a/openssl/src/crypto/symm.rs b/openssl/src/crypto/symm.rs
index dfba70536cee231dceedaf9c0e9f5f1b8d46d601..935980f3cdfc3d99c9c2e6c37651da54d9fe00e1 100644
--- a/openssl/src/crypto/symm.rs
+++ b/openssl/src/crypto/symm.rs
@@ -39,8 +39,6 @@ pub enum Type {
 
     DES_CBC,
     DES_ECB,
-    DES_CFB,
-    DES_OFB,
 
     RC4_128,
 }
@@ -389,26 +387,4 @@ mod tests {
 
         cipher_test(super::Type::DES_ECB, pt, ct, key, iv);
     }
-
-    #[test]
-    fn test_des_cfb() {
-
-        let pt = "54686973206973206120746573742e";
-        let ct = "10577dc484ebfe7679121dff761797";
-        let key = "7cb66337f3d3c0fe";
-        let iv = "0001020304050607";
-
-        cipher_test(super::Type::DES_CFB, pt, ct, key, iv);
-    }
-
-    #[test]
-    fn test_des_ofb() {
-
-        let pt = "54686973206973206120746573742e";
-        let ct = "10577dc484ebfe76be391c7b8a6b9d";
-        let key = "7cb66337f3d3c0fe";
-        let iv = "0001020304050607";
-
-        cipher_test(super::Type::DES_OFB, pt, ct, key, iv);
-    }
 }
diff --git a/openssl/src/crypto/symm_internal.rs b/openssl/src/crypto/symm_internal.rs
index 37b9025c86cdc89786d92c3a01dfecc885ad64e2..ba01e1c19bfe0ac15dea2c8a913a9b2b0af0ce6b 100644
--- a/openssl/src/crypto/symm_internal.rs
+++ b/openssl/src/crypto/symm_internal.rs
@@ -28,8 +28,6 @@ pub fn evpc(t: symm::Type) -> (*const ffi::EVP_CIPHER, u32, u32) {
 
             symm::Type::DES_CBC => (ffi::EVP_des_cbc(), 8, 8),
             symm::Type::DES_ECB => (ffi::EVP_des_ecb(), 8, 8),
-            symm::Type::DES_CFB => (ffi::EVP_des_cfb(), 8, 8),
-            symm::Type::DES_OFB => (ffi::EVP_des_ofb(), 8, 8),
 
             symm::Type::RC4_128 => (ffi::EVP_rc4(), 16, 0),
         }