diff --git a/util/mkdef.pl b/util/mkdef.pl
index fe7356d..6a8a096 100755
--- a/util/mkdef.pl
+++ b/util/mkdef.pl
@@ -67,7 +67,7 @@
 my @known_algorithms = ( "RC2", "RC4", "RC5", "IDEA", "DES", "BF",
 			 "CAST", "MD2", "MD4", "MD5", "SHA", "SHA0", "SHA1",
 			 "SHA256", "SHA512", "RMD160",
-			 "MDC2", "WHIRLPOOL", "RSA", "DSA", "DH", "EC", "ECDSA", "EC2M",
+			 "MDC2", "WHIRLPOOL", "RSA", "DSA", "DH", "EC", "EC2M",
 			 "HMAC", "AES", "CAMELLIA", "SEED", "GOST",
                          "SCRYPT",
 			 # EC_NISTP_64_GCC_128
@@ -127,7 +127,7 @@
 my $no_cast; my $no_whirlpool; my $no_camellia; my $no_seed;
 my $no_md2; my $no_md4; my $no_md5; my $no_sha; my $no_ripemd; my $no_mdc2;
 my $no_rsa; my $no_dsa; my $no_dh; my $no_aes; my $no_scrypt;
-my $no_ec; my $no_ecdsa; my $no_engine; my $no_hw;
+my $no_ec; my $no_engine; my $no_hw;
 my $no_fp_api; my $no_static_engine=1; my $no_gmp; my $no_deprecated;
 my $no_sct; my $no_rfc3779; my $no_psk; my $no_cms; my $no_capieng;
 my $no_jpake; my $no_srp; my $no_ec2m; my $no_nistp_gcc; 
@@ -201,7 +201,6 @@
 	elsif (/^no-dsa$/)      { $no_dsa=1; }
 	elsif (/^no-dh$/)       { $no_dh=1; }
 	elsif (/^no-ec$/)       { $no_ec=1; }
-	elsif (/^no-ecdsa$/)	{ $no_ecdsa=1; }
 	elsif (/^no-aes$/)	{ $no_aes=1; }
 	elsif (/^no-camellia$/)	{ $no_camellia=1; }
 	elsif (/^no-seed$/)     { $no_seed=1; }
@@ -293,7 +292,6 @@
 $crypto.=" include/openssl/dsa.h" ; # unless $no_dsa;
 $crypto.=" include/openssl/dh.h" ; # unless $no_dh;
 $crypto.=" include/openssl/ec.h" ; # unless $no_ec;
-$crypto.=" include/openssl/ecdsa.h" ; # unless $no_ecdsa;
 $crypto.=" include/openssl/hmac.h" ; # unless $no_hmac;
 $crypto.=" include/openssl/cmac.h" ;
 
@@ -1186,7 +1184,6 @@
 			if ($keyword eq "DSA" && $no_dsa) { return 0; }
 			if ($keyword eq "DH" && $no_dh) { return 0; }
 			if ($keyword eq "EC" && $no_ec) { return 0; }
-			if ($keyword eq "ECDSA" && $no_ecdsa) { return 0; }
 			if ($keyword eq "AES" && $no_aes) { return 0; }
 			if ($keyword eq "CAMELLIA" && $no_camellia) { return 0; }
 			if ($keyword eq "SEED" && $no_seed) { return 0; }