diff --git a/.rive_head b/.rive_head
index 6f9ea6fc..da4ec7bd 100644
--- a/.rive_head
+++ b/.rive_head
@@ -1 +1 @@
-e2328daeb02a92171cd3c0ab78c3c76695a9dd98
+a0a40213f0ea3490168fd71ad622e04ce364689b
diff --git a/build/rive_build_config.lua b/build/rive_build_config.lua
index 25f9c3d9..f9543e7c 100644
--- a/build/rive_build_config.lua
+++ b/build/rive_build_config.lua
@@ -74,6 +74,11 @@ newoption({
     description = 'don\'t disable exceptions (nonstandard for Rive)',
 })
 
+newoption({
+    trigger = 'no-wasm-simd',
+    description = 'disable simd for wasm builds',
+})
+
 newoption({
     trigger = 'wasm_single',
     description = 'Embed wasm directly into the js, instead of side-loading it.',
@@ -113,7 +118,7 @@ do
     optimize('On')
 end
 
-filter({ 'options:config=release', 'options:not no-lto', 'system:not macosx', 'system:not ios'})
+filter({ 'options:config=release', 'options:not no-lto', 'system:not macosx', 'system:not ios' })
 do
     flags({ 'LinkTimeOptimization' })
 end
@@ -408,10 +413,26 @@ if _OPTIONS['arch'] == 'wasm' or _OPTIONS['arch'] == 'js' then
 
     filter('options:arch=wasm')
     do
-        buildoptions({ '-msimd128' })
         linkoptions({ '-sWASM=1' })
     end
 
+    filter({ 'options:arch=wasm', 'options:not no-wasm-simd' })
+    do
+        buildoptions({ '-msimd128' })
+    end
+
+    filter({ 'options:arch=wasm', 'options:config=debug' })
+    do
+        buildoptions({
+            '-fsanitize=address',
+            '-g2',
+        })
+        linkoptions({
+            '-fsanitize=address',
+            '-g2',
+        })
+    end
+
     filter('options:arch=js')
     do
         linkoptions({ '-sWASM=0' })