diff --git a/Configurations/unix-Makefile.tmpl b/Configurations/unix-Makefile.tmpl
index 9f0990ca..adbf34fe 100644
--- a/Configurations/unix-Makefile.tmpl
+++ b/Configurations/unix-Makefile.tmpl
@@ -676,7 +676,7 @@ lint:
 {- # because the program apps/openssl has object files as sources, and
    # they then have the corresponding C files as source, we need to chain
    # the lookups in %unified_info
-   my $apps_openssl = catfile("apps","openssl");
+   my $apps_openssl = catfile("apps","gmssl");
    our @openssl_source = map { @{$unified_info{sources}->{$_}} }
                          @{$unified_info{sources}->{$apps_openssl}};
    ""; -}
diff --git a/apps/build.info b/apps/build.info
index ae648619..e33771b9 100644
--- a/apps/build.info
+++ b/apps/build.info
@@ -1,9 +1,9 @@
 {- our $tsget_name = $config{target} =~ /^(VC|vms)-/ ? "tsget.pl" : "tsget";
    "" -}
 IF[{- !$disabled{apps} -}]
-  PROGRAMS=openssl
-  SOURCE[openssl]=\
-          openssl.c \
+  PROGRAMS=gmssl
+  SOURCE[gmssl]=\
+          gmssl.c \
           asn1pars.c ca.c ciphers.c cms.c crl.c crl2p7.c dgst.c dhparam.c \
           dsa.c dsaparam.c ec.c ecparam.c enc.c engine.c errstr.c gendsa.c \
           genpkey.c genrsa.c nseq.c ocsp.c passwd.c pkcs12.c pkcs7.c pkcs8.c \
@@ -13,8 +13,8 @@ IF[{- !$disabled{apps} -}]
           apps.c opt.c s_cb.c s_socket.c \
           app_rand.c \
           {- $target{apps_aux_src} -}
-  INCLUDE[openssl]=.. ../include
-  DEPEND[openssl]=../libssl
+  INCLUDE[gmssl]=.. ../include
+  DEPEND[gmssl]=../libssl
 
   SCRIPTS=CA.pl {- $tsget_name -}
   SOURCE[CA.pl]=CA.pl.in
diff --git a/apps/openssl.c b/apps/gmssl.c
similarity index 100%
rename from apps/openssl.c
rename to apps/gmssl.c
diff --git a/include/openssl/opensslv.h b/include/openssl/opensslv.h
index 445f6fa8..c9d5df99 100644
--- a/include/openssl/opensslv.h
+++ b/include/openssl/opensslv.h
@@ -41,9 +41,9 @@ extern "C" {
  */
 # define OPENSSL_VERSION_NUMBER  0x1010004fL
 # ifdef OPENSSL_FIPS
-#  define OPENSSL_VERSION_TEXT    "OpenSSL 1.1.0d-fips  26 Jan 2017"
+#  define OPENSSL_VERSION_TEXT    "GmSSL 2.0 - OpenSSL 1.1.0d-fips  26 Jan 2017"
 # else
-#  define OPENSSL_VERSION_TEXT    "OpenSSL 1.1.0d  26 Jan 2017"
+#  define OPENSSL_VERSION_TEXT    "GmSSL 2.0 - OpenSSL 1.1.0d  26 Jan 2017"
 # endif
 
 /*-
diff --git a/util/mkdef.pl b/util/mkdef.pl
index b54c925c..15f309e7 100755
--- a/util/mkdef.pl
+++ b/util/mkdef.pl
@@ -1557,7 +1557,7 @@ sub get_openssl_version()
 	open (IN, "$fn") || die "Can't open opensslv.h";
 
 	while(<IN>) {
-		if (/OPENSSL_VERSION_TEXT\s+"OpenSSL (\d\.\d\.)(\d[a-z]*)(-| )/) {
+		if (/OPENSSL_VERSION_TEXT\s+"GmSSL 2.0 - OpenSSL (\d\.\d\.)(\d[a-z]*)(-| )/) {
 			my $suffix = $2;
 			(my $baseversion = $1) =~ s/\./_/g;
 			close IN;