diff --git a/hls-fix-uninitialized.patch b/hls-fix-uninitialized.patch
new file mode 100644
index 00000000000..90b00863246
--- /dev/null
+++ b/hls-fix-uninitialized.patch
@@ -0,0 +1,19 @@
+--- a/include/etc/ap_private.h	2022-05-16 15:05:19.000000000 +0200
++++ b/include/etc/ap_private.h	2023-11-23 14:53:55.052958667 +0100
+@@ -1590,7 +1590,7 @@
+   }
+ 
+  public:
+-  INLINE ap_private() {
++  INLINE ap_private(): VAL(0) {
+     set_canary();
+     clearUnusedBits();
+     check_canary();
+@@ -3302,6 +3302,7 @@
+   ///  for object deserialization (pair this with the static method Read).
+   INLINE ap_private() {
+     set_canary();
++    memset(pVal, 0, _AP_N * sizeof(uint64_t));
+     clearUnusedBits();
+     check_canary();
+   }
diff --git a/hls.spec b/hls.spec
index 0c55692130b..e609e8e4c5a 100644
--- a/hls.spec
+++ b/hls.spec
@@ -4,10 +4,12 @@
 %define github_user Xilinx
 %define runpath_opts -m examples
 Source: git+https://github.com/%{github_user}/HLS_arbitrary_Precision_Types.git?obj=%{branch}/%{tag}&export=%{n}-%{realversion}&output=/%{n}-%{realversion}-%{tag}.tgz
+Patch0: hls-fix-uninitialized
 Requires: gmake
 
 %prep
 %setup -n %{n}-%{realversion}
+%patch0 -p1
 
 %build