diff --git a/dblib-Address-compiler-warning.patch b/dblib-Address-compiler-warning.patch
new file mode 100644
index 0000000..6e1b060
--- /dev/null
+++ b/dblib-Address-compiler-warning.patch
@@ -0,0 +1,27 @@
+From 395e3db9f505322918999081981a212dc51c5cfc Mon Sep 17 00:00:00 2001
+From: "Aaron M. Ucko" <ucko@ncbi.nlm.nih.gov>
+Date: Tue, 23 Oct 2018 11:05:20 -0400
+Subject: [PATCH] dblib: Address compiler warning
+
+Remove unused constant.
+
+Co-Authored-By: Pavel Ivanov <ivanovp@ncbi.nlm.nih.gov>
+---
+ src/dblib/dblib.c | 1 -
+ 1 file changed, 1 deletion(-)
+
+diff --git a/src/dblib/dblib.c b/src/dblib/dblib.c
+index 9b533487..00aba09f 100644
+--- a/src/dblib/dblib.c
++++ b/src/dblib/dblib.c
+@@ -423,7 +423,6 @@ static const DBREAL		null_REAL = 0;
+ 
+ static const DBCHAR		null_CHAR = '\0';
+ static const DBVARYCHAR		null_VARYCHAR = { 0, {0} };
+-static const DBBINARY		null_BINARY = 0;
+ 
+ static const DBDATETIME		null_DATETIME = { 0, 0 };
+ static const DBDATETIME4	null_SMALLDATETIME = { 0, 0 };
+-- 
+2.27.0
+
diff --git a/freetds.spec b/freetds.spec
index 4a96d32..6efea98 100644
--- a/freetds.spec
+++ b/freetds.spec
@@ -1,7 +1,7 @@
 Name:          freetds
 Summary:       Implementation of the TDS (Tabular DataStream) protocol
 Version:       1.00.38
-Release:       10
+Release:       11
 License:       LGPLv2+ and GPLv2+
 URL:           http://www.freetds.org/
 
@@ -10,6 +10,7 @@ Source1:       freetds-tds_sysdep_public.h
 Patch0:        CVE-2019-13508.patch
 Patch1:	       ctlib-Fix-cs_will_convert.patch
 Patch2:	       Fix-some-collation-encoding-detection.patch
+Patch3:	       dblib-Address-compiler-warning.patch
 
 BuildRequires: unixODBC-devel readline-devel gnutls-devel krb5-devel
 BuildRequires: libgcrypt-devel libtool doxygen docbook-style-dsssl
@@ -122,6 +123,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Fri Dec 29 2023 fandehui <fandehui@xfusion.com> - 1.00.38-11
+- dblib: Address compiler warning
+
 * Thu Dec 28 2023 fandehui <fandehui@xfusion.com> - 1.00.38-10
 - Fix some collation encoding detection