diff --git a/render-wasm/_build_env b/render-wasm/_build_env
index 2b653b185f..dc03bebd89 100644
--- a/render-wasm/_build_env
+++ b/render-wasm/_build_env
@@ -20,7 +20,7 @@ fi
 export BUILD_NAME="${BUILD_NAME:-render-wasm}"
 export CARGO_BUILD_TARGET=${CARGO_BUILD_TARGET:-"wasm32-unknown-emscripten"};
 export CARGO_TARGET_DIR=${CARGO_TARGET_DIR:-"target/$RENDER_TARGET"};
-export SKIA_BINARIES_URL=${SKIA_BINARIES_URL:-"https://github.com/penpot/skia-binaries/releases/download/0.93.1/skia-binaries-319323662b1685a112f5-wasm32-unknown-emscripten-gl-svg-textlayout-binary-cache-webp.tar.gz"}
+export SKIA_BINARIES_URL=${SKIA_BINARIES_URL:-"https://github.com/penpot/skia-binaries/releases/download/0.93.1/skia-binaries-319323662b1685a112f5-wasm32-unknown-emscripten-gl-svg-textlayout-binary-cache-webp-pdf-simd.tar.gz"}
 
 # 256 MB of initial heap to perform less
 # initial calls to memory grow.
@@ -39,8 +39,12 @@ export EM_MEMORY_GROWTH_GEOMETRIC_STEP="0.8"
 # Default: dlmalloc
 export EM_MALLOC="dlmalloc"
 
+# -msimd128: allow wasm SIMD in the linked module. Skia prebuilts must be
+# built with the same flag (penpot/skia-binaries, WASM_SIMD=1) for Skia/skcms
+# kernels to actually contain v128 ops; engines do not autovec scalar wasm.
 export EMCC_CFLAGS="--no-entry \
     --js-library src/js/wapi.js \
+    -msimd128 \
     -sMALLOC=$EM_MALLOC \
     -sINVOKE_RUN=0 \
     -sALLOW_TABLE_GROWTH=0 \
diff --git a/render-wasm/lint b/render-wasm/lint
index 4ed7d6826d..0489e1040d 100755
--- a/render-wasm/lint
+++ b/render-wasm/lint
@@ -11,7 +11,7 @@ fi
 . ./_build_env frontend
 
 export CARGO_BUILD_TARGET=${CARGO_BUILD_TARGET:-"wasm32-unknown-emscripten"};
-export SKIA_BINARIES_URL=${SKIA_BINARIES_URL:-"https://github.com/penpot/skia-binaries/releases/download/0.93.1/skia-binaries-319323662b1685a112f5-wasm32-unknown-emscripten-gl-svg-textlayout-binary-cache-webp.tar.gz"}
+export SKIA_BINARIES_URL=${SKIA_BINARIES_URL:-"https://github.com/penpot/skia-binaries/releases/download/0.93.1/skia-binaries-319323662b1685a112f5-wasm32-unknown-emscripten-gl-svg-textlayout-binary-cache-webp-pdf-simd.tar.gz"}
 
 
 ALLOWED_RULES="-D static_mut_refs"