diff --git a/packages/core.v0.14.1/files/winpatch.patch b/packages/core.v0.14.1/files/winpatch.patch
new file mode 100644
index 0000000..2ed00af
--- /dev/null
+++ b/packages/core.v0.14.1/files/winpatch.patch
@@ -0,0 +1,75 @@
+--- ./src/dune
++++ ./src/dune
+@@ -1,6 +1,6 @@
+ (rule (targets config.h thread_id.h) (deps)
+  (action
+-  (bash "cp %{lib:jst-config:config.h} %{lib:jst-config:thread_id.h} .")))
++  (bash "cp '%{lib:jst-config:config.h}' '%{lib:jst-config:thread_id.h}' .")))
+ 
+ (library (name core) (public_name core)
+  (libraries core_kernel.caml_unix core_kernel core_kernel.base_for_tests
+--- ./bigstring_unix/src/dune
++++ ./bigstring_unix/src/dune
+@@ -3,7 +3,7 @@
+  (preprocessor_deps config.h) (preprocess (pps ppx_jane)))
+ 
+ (rule (targets config.h) (deps)
+- (action (bash "cp %{lib:jst-config:config.h} .")))
++ (action (bash "cp '%{lib:jst-config:config.h}' .")))
+ 
+ (rule (targets socketaddr.h) (deps)
+- (action (bash "cp %{lib:core:socketaddr.h} .")))
+\ No newline at end of file
++ (action (bash "cp '%{lib:core:socketaddr.h}' .")))
+\ No newline at end of file
+--- ./iobuf_unix/src/dune
++++ ./iobuf_unix/src/dune
+@@ -4,4 +4,4 @@
+  (preprocess (pps ppx_jane)))
+ 
+ (rule (targets config.h) (deps)
+- (action (bash "cp %{lib:jst-config:config.h} .")))
+\ No newline at end of file
++ (action (bash "cp '%{lib:jst-config:config.h}' .")))
+\ No newline at end of file
+--- ./linux_ext/src/dune
++++ ./linux_ext/src/dune
+@@ -3,4 +3,4 @@
+  (preprocessor_deps config.h) (preprocess (pps ppx_jane)))
+ 
+ (rule (targets config.h) (deps)
+- (action (bash "cp %{lib:jst-config:config.h} .")))
+\ No newline at end of file
++ (action (bash "cp '%{lib:jst-config:config.h}' .")))
+\ No newline at end of file
+--- ./time_stamp_counter/src/dune
++++ ./time_stamp_counter/src/dune
+@@ -4,4 +4,4 @@
+  (libraries core))
+ 
+ (rule (targets config.h) (deps)
+- (action (bash "cp %{lib:jst-config:config.h} %{targets}")))
+\ No newline at end of file
++ (action (bash "cp '%{lib:jst-config:config.h}' %{targets}")))
+\ No newline at end of file
+--- ./src/dune
++++ ./src/dune
+@@ -6,7 +6,7 @@
+  (libraries core_kernel.caml_unix core_kernel core_kernel.base_for_tests
+   error_checking_mutex core_kernel.flags sexplib.unix spawn timezone threads
+   core_kernel.version_util)
+- (c_flags (:standard -D_LARGEFILE64_SOURCE) ()) (install_c_headers config)
++ (c_flags (:standard -D_LARGEFILE64_SOURCE -I/usr/include) ()) (install_c_headers config)
+  (c_names ocaml_utils_stubs pthread_np_stubs signal_stubs timespec unix_stubs
+   unix_time_stubs nss_stubs)
+  (preprocessor_deps config.h)
+--- ./syslog/src/dune
++++ ./syslog/src/dune
+@@ -1,2 +1,2 @@
+ (library (name syslog) (public_name core.syslog) (libraries core)
+- (c_names syslog_stubs) (preprocess (pps ppx_jane)))
+\ No newline at end of file
++ (c_flags (:standard -I/usr/include)) (c_names syslog_stubs) (preprocess (pps ppx_jane)))
+\ No newline at end of file
+
+
diff --git a/packages/core.v0.14.1/package.json b/packages/core.v0.14.1/package.json
new file mode 100644
index 0000000..f2e0ebd
--- /dev/null
+++ b/packages/core.v0.14.1/package.json
@@ -0,0 +1,10 @@
+{
+  "build": [
+    [
+      "bash",
+      "-c",
+      "#{os == 'windows' ? 'patch -p1 < winpatch.patch' : 'true' }"
+    ],
+    "dune build -p core -j 4"
+  ]
+}