diff --git a/deps.json b/deps.json
index f87056870..0cc701127 100644
--- a/deps.json
+++ b/deps.json
@@ -6,7 +6,7 @@
       "subrepo" : "llvm/llvm-project",
       "branch" : "main",
       "subdir" : "third_party/llvm",
-      "commit" : "1f53426895643172f223444445743c6d6f00f5ac"
+      "commit" : "89ada6c51fbdf59dcab8a1e479f60196d29bd4d3"
     },
     {
       "name" : "SPIRV-Headers",
diff --git a/lib/Compiler.cpp b/lib/Compiler.cpp
index 481198e93..27c569d14 100644
--- a/lib/Compiler.cpp
+++ b/lib/Compiler.cpp
@@ -312,6 +312,8 @@ int SetCompilerInstanceOptions(
   instance.getCodeGenOpts().DisableO0ImplyOptNone = true;
   instance.getCodeGenOpts().OpaquePointers = clspv::Option::OpaquePointers();
   instance.getDiagnosticOpts().IgnoreWarnings = IgnoreWarnings;
+  // TODO(#995): Re-enable this warning.
+  instance.getDiagnosticOpts().Warnings.push_back("no-unsafe-buffer-usage");
 
   instance.getLangOpts().SinglePrecisionConstants =
       cl_single_precision_constants;