diff --git a/libblockdev/.signature b/libblockdev/.signature
index ff9980b29..9619d28cf 100644
--- a/libblockdev/.signature
+++ b/libblockdev/.signature
@@ -1,5 +1,5 @@
 untrusted comment: verify with /etc/ports/contrib.pub
-RWSagIOpLGJF3zIKrL1xOK0x2xLs35mSzEbPMz2UEH5RBSq1Mh22N65rsfnqlYEL9hbSAfcz7GNwfaAOVcqtIt6pBzw7FUc80wo=
-SHA256 (Pkgfile) = a18343d1c12b7f7c5b24fce27d2a413d2cc747c6495828c70c57c85aeeecbd76
+RWSagIOpLGJF38+ODr/0bqdE7nX3WHSWMv0vZ4o9PpDL/BvUqHLNFilkMYsoDwlp6AHn2IxuLxctRsiuvldh1+pJP42kChmGoQI=
+SHA256 (Pkgfile) = 67b7fd12d428ee29077cefdf23cccc0aa0e639303b992d7b2f78f7c697a2f892
 SHA256 (.footprint) = f7c7371987cdda8491080ddd04429c76b3ee1848db64deb069037178f9f00a57
 SHA256 (libblockdev-3.1.1.tar.gz) = a5cb33a53ff5969067982704f45399d02555fdb2313ed0c56eac9555397dc2db
diff --git a/libblockdev/Pkgfile b/libblockdev/Pkgfile
index 94f6d1c00..98a169053 100644
--- a/libblockdev/Pkgfile
+++ b/libblockdev/Pkgfile
@@ -11,6 +11,8 @@ source=(https://github.com/storaged-project/$name/releases/download/$version-1/$
 build() {
   cd $name-$version
 
+  find -type f \( -name "Makefile.am" -o -name "configure.ac" \) -print0 \
+    | xargs --null sed "s@ -Werror@@" -i
   export CFLAGS="${CFLAGS} -Wno-deprecated-declarations"
   aclocal
   automake