diff --git a/res/res_srtp.c b/res/res_srtp.c
index 773d533166..f3f8999c69 100644
--- a/res/res_srtp.c
+++ b/res/res_srtp.c
@@ -41,7 +41,6 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
 
 #if HAVE_SRTP_VERSION > 1
 # include <srtp2/srtp.h>
-# include <srtp2/crypto_types.h>
 # include "srtp/srtp_compat.h"
 # include <openssl/rand.h>
 #else
diff --git a/res/srtp/srtp_compat.h b/res/srtp/srtp_compat.h
index bf42082445..a7f94c6890 100644
--- a/res/srtp/srtp_compat.h
+++ b/res/srtp/srtp_compat.h
@@ -5,12 +5,8 @@
 
 #define crypto_policy_t srtp_crypto_policy_t
 
-#if defined(SRTP_AES_ICM_128)
-#define AES_128_ICM SRTP_AES_ICM_128
-#else
-#define AES_128_ICM SRTP_AES_ICM
-#endif
-#define HMAC_SHA1 SRTP_HMAC_SHA1
+#define AES_128_ICM 1
+#define HMAC_SHA1 3
 
 #define err_status_t srtp_err_status_t
 #define err_status_ok srtp_err_status_ok