diff --git a/Cargo.lock b/Cargo.lock
index faef42f..0e78aa6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2332,7 +2332,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c2a198fb6b0eada2a8df47933734e6d35d350665a33a3593d7164fa52c75c19"
 dependencies = [
  "cfg-if",
- "windows-targets 0.48.5",
+ "windows-targets 0.52.6",
 ]
 
 [[package]]
@@ -4610,6 +4610,7 @@ dependencies = [
  "egui",
  "geo",
  "geos",
+ "getrandom",
  "itertools 0.13.0",
  "js-sys",
  "kurbo",
diff --git a/crates/whiskers/Cargo.toml b/crates/whiskers/Cargo.toml
index 56d3709..57077e6 100644
--- a/crates/whiskers/Cargo.toml
+++ b/crates/whiskers/Cargo.toml
@@ -19,6 +19,7 @@ anyhow.workspace = true
 convert_case.workspace = true
 eframe.workspace = true
 egui.workspace = true
+getrandom.workspace = true  # needed for wasm build
 kurbo.workspace = true
 itertools.workspace = true
 log.workspace = true