diff --git a/platform/javascript/detect.py b/platform/javascript/detect.py
index 1e32516edc9..91866651558 100644
--- a/platform/javascript/detect.py
+++ b/platform/javascript/detect.py
@@ -135,7 +135,7 @@ def configure(env):
         env.Append(CPPDEFINES=["PTHREAD_NO_RENAME"])
         env.Append(CCFLAGS=["-s", "USE_PTHREADS=1"])
         env.Append(LINKFLAGS=["-s", "USE_PTHREADS=1"])
-        env.Append(LINKFLAGS=["-s", "PTHREAD_POOL_SIZE=4"])
+        env.Append(LINKFLAGS=["-s", "PTHREAD_POOL_SIZE=8"])
         env.Append(LINKFLAGS=["-s", "WASM_MEM_MAX=2048MB"])
         env.extra_suffix = ".threads" + env.extra_suffix
     else: