diff --git a/build/ludus.jimage b/build/ludus.jimage
index 9c3568d..9e9f35a 100644
Binary files a/build/ludus.jimage and b/build/ludus.jimage differ
diff --git a/build/out.mjs b/build/out.mjs
index b4d614e..d8162e0 100644
--- a/build/out.mjs
+++ b/build/out.mjs
@@ -6489,7 +6489,7 @@ var __emscripten_stack_alloc = (a0) => (__emscripten_stack_alloc = wasmExports['
 var _emscripten_stack_get_current = () => (_emscripten_stack_get_current = wasmExports['emscripten_stack_get_current'])();
 var ___cxa_is_pointer_type = createExportWrapper('__cxa_is_pointer_type', 1);
 var dynCall_jiji = Module['dynCall_jiji'] = createExportWrapper('dynCall_jiji', 5);
-var ___emscripten_embedded_file_data = Module['___emscripten_embedded_file_data'] = 1816028;
+var ___emscripten_embedded_file_data = Module['___emscripten_embedded_file_data'] = 1816104;
 function invoke_i(index) {
   var sp = stackSave();
   try {
diff --git a/build/out.wasm b/build/out.wasm
index 95ba7c8..db3a4c5 100755
Binary files a/build/out.wasm and b/build/out.wasm differ
diff --git a/src/base.janet b/src/base.janet
index 1d72f04..7c5ffe4 100644
--- a/src/base.janet
+++ b/src/base.janet
@@ -248,8 +248,6 @@
     ([e] (break [:err e])))
   [:ok out])
 
-(math/seedrandom (os/cryptorand 8))
-
 (def ctx {
   "add" +
   "and" ludus/and
diff --git a/src/ludus.janet b/src/ludus.janet
index 763f276..65bb702 100644
--- a/src/ludus.janet
+++ b/src/ludus.janet
@@ -11,8 +11,6 @@
 (import /src/prelude :as prelude)
 (import /src/json :as j)
 
-(math/seedrandom (os/cryptorand 8))
-
 (defn ludus [source]
  (when (= :error prelude/pkg) (error "could not load prelude"))
  (def ctx @{:^parent prelude/ctx})
@@ -39,8 +37,9 @@
   (each err (validated :errors)
    (e/validation-error err))
   (break (-> out j/encode string)))
- (try
-  (set result (i/interpret (parsed :ast) ctx))
+ (try (do
+  (math/seedrandom (os/cryptorand 8))
+  (set result (i/interpret (parsed :ast) ctx)))
   ([err] 
    (e/runtime-error err)
    (break (-> out j/encode string))))