diff --git a/tests/scripts/fdb_build.sh b/tests/scripts/fdb_build.sh
index 4714ad7d1..77ec18313 100644
--- a/tests/scripts/fdb_build.sh
+++ b/tests/scripts/fdb_build.sh
@@ -141,8 +141,8 @@ if [[ ${ID} == 'ubuntu' || ${ID} == 'debian' ]]; then
     ln -fs /usr/share/zoneinfo/America/New_York /etc/localtime
     DEBIAN_FRONTEND=noninteractive apt install -y -qq automake cmake curl file g++ gcc git jq libjemalloc-dev libssl-dev mono-devel patch python3-dev python3-venv unzip
 
-    if [[ ${OS_ID} == 'ubuntu' && ${VERSION_ID} == '20.04' || ${OS_ID} == 'debian' && ${VERSION_ID} == '11' ]]; then
-        install_clang ${OS_ID}
+    if [[ ${ID} == 'ubuntu' && ${VERSION_ID} == '20.04' || ${ID} == 'debian' && ${VERSION_ID} == '11' ]]; then
+        install_clang ${ID}
     fi
 
 elif [[ ${ID} == "rocky" ]]; then
@@ -191,6 +191,13 @@ message "Downloading sources"
 wget https://github.com/apple/foundationdb/archive/refs/tags/${FDB_VERSION}.zip
 unzip -q ${FDB_VERSION}.zip
 
+
+message "Patching sources"
+cd foundationdb-${FDB_VERSION}
+patch -p1 -i ../mariadb_foundationdb-7.1.63_gcc.patch
+cd -
+
+
 message "Configuring cmake"
 mkdir -p fdb_build
 cd fdb_build
diff --git a/tests/scripts/mariadb_foundationdb-7.3.43_gcc.patch b/tests/scripts/mariadb_foundationdb-7.3.43_gcc.patch
new file mode 100644
index 000000000..71a994dcd
--- /dev/null
+++ b/tests/scripts/mariadb_foundationdb-7.3.43_gcc.patch
@@ -0,0 +1,12 @@
+--- a/fdbbackup/FileDecoder.actor.cpp	2024-11-15 12:10:29.888975838 +0000
++++ b/fdbbackup/FileDecoder.actor.cpp	2024-11-15 12:09:42.619162451 +0000
+@@ -634,7 +634,7 @@
+ 				}
+ 			}
+
+-			self->lfd = open(self->file.fileName.c_str(), O_WRONLY | O_CREAT | O_TRUNC);
++			self->lfd = open(self->file.fileName.c_str(), O_WRONLY | O_CREAT | O_TRUNC, 0600);
+
+ 			if (self->lfd == -1) {
+ 				TraceEvent(SevError, "OpenLocalFileFailed").detail("File", self->file.fileName);
+ 				throw platform_error();