diff --git a/poky/meta/recipes-devtools/unfs3/unfs3/no-yywrap.patch b/poky/meta/recipes-devtools/unfs3/unfs3/no-yywrap.patch
new file mode 100644
index 0000000..e0746ad
--- /dev/null
+++ b/poky/meta/recipes-devtools/unfs3/unfs3/no-yywrap.patch
@@ -0,0 +1,12 @@
+diff --git a/Config/exports.l b/Config/exports.l
+index 662603c..7e7c4fc 100644
+--- a/Config/exports.l
++++ b/Config/exports.l
+@@ -50,6 +50,7 @@ OLDNET {IP}"/"{IP}
+ 
+ %option nounput
+ %option noinput
++%option noyywrap
+ 
+ %%
+ 
diff --git a/poky/meta/recipes-devtools/unfs3/unfs3_git.bb b/poky/meta/recipes-devtools/unfs3/unfs3_git.bb
index d60cee8..b02369b 100644
--- a/poky/meta/recipes-devtools/unfs3/unfs3_git.bb
+++ b/poky/meta/recipes-devtools/unfs3/unfs3_git.bb
@@ -24,6 +24,7 @@
            file://0001-daemon.c-Libtirpc-porting-fixes.patch \
            file://0001-attr-fix-utime-for-symlink.patch \
            file://0001-Add-listen-action-for-a-tcp-socket.patch \
+           file://no-yywrap.patch \
           "
 SRCREV = "c12a5c69a8d59be6916cbd0e0f41c159f1962425"
 UPSTREAM_CHECK_GITTAGREGEX = "unfs3\-(?P<pver>.+)"