diff --git a/tools/configure.py b/tools/configure.py
index 467a22110e..8dd2d1e619 100644
--- a/tools/configure.py
+++ b/tools/configure.py
@@ -457,6 +457,7 @@ def default_from_script_path(optname, orig, alternatives):
         'duk_heap_markandsweep.c',
         'duk_heap_memory.c',
         'duk_heap_misc.c',
+        'duk_heap_propcache.c',
         'duk_heap_refcount.c',
         'duk_heap_stringcache.c',
         'duk_heap_stringtable.c',
diff --git a/util/dist.py b/util/dist.py
index 9ad40ea3d7..834c7c0c3a 100644
--- a/util/dist.py
+++ b/util/dist.py
@@ -369,6 +369,7 @@ def main():
         'duk_heap_markandsweep.c',
         'duk_heap_memory.c',
         'duk_heap_misc.c',
+        'duk_heap_propcache.c',
         'duk_heap_refcount.c',
         'duk_heap_stringcache.c',
         'duk_heap_stringtable.c',