diff --git a/test/leak/leak.sh b/test/leak/leak.sh
index d706d11ad..c1ab2a5fc 100755
--- a/test/leak/leak.sh
+++ b/test/leak/leak.sh
@@ -16,5 +16,5 @@ for test in ./test/unit/*.js; do
     --show-leak-kinds=definite,indirect,possible \
     --num-callers=20 \
     --trace-children=yes \
-    node --expose-gc node_modules/.bin/mocha --slow=60000 --timeout=120000 --file test/unit/beforeEach.js "$test";
+    node --expose-gc node_modules/.bin/mocha --no-config --slow=60000 --timeout=120000 --require test/beforeEach.js "$test";
 done
diff --git a/test/leak/sharp.supp b/test/leak/sharp.supp
index d816984fe..56bdc33e2 100644
--- a/test/leak/sharp.supp
+++ b/test/leak/sharp.supp
@@ -349,6 +349,13 @@
   fun:heif_context_read_from_reader
 }
 
+# orc
+{
+  addr_orcexec
+  Memcheck:Addr1
+  obj:*/orcexec.*
+}
+
 # libvips
 {
   cond_libvips_interpolate_lbb
@@ -945,3 +952,13 @@
   fun:_ZN4node7binding6DLOpenERKN2v820FunctionCallbackInfoINS1_5ValueEEE
   fun:_ZN2v88internal12_GLOBAL__N_119HandleApiCallHelperILb0EEENS0_11MaybeHandleINS0_6ObjectEEEPNS0_7IsolateENS0_6HandleINS0_10HeapObjectEEESA_NS8_INS0_20FunctionTemplateInfoEEENS8_IS4_EENS0_16BuiltinArgumentsE
 }
+{
+  addr_node_binding_dlopen_strncmp
+  Memcheck:Addr8
+  fun:strncmp
+  fun:is_dst
+  ...
+  fun:dlopen_implementation
+  ...
+  fun:_ZNSt17_Function_handlerIFbPN4node7binding4DLibEEZNS1_6DLOpenERKN2v820FunctionCallbackInfoINS5_5ValueEEEEUlS3_E_E9_M_invokeERKSt9_Any_dataOS3_
+}