diff --git a/python/geoarrow-proj/build/pkgconfig/zlib.pc b/python/geoarrow-proj/build/pkgconfig/zlib.pc
new file mode 100644
index 000000000..cd21b9145
--- /dev/null
+++ b/python/geoarrow-proj/build/pkgconfig/zlib.pc
@@ -0,0 +1,13 @@
+prefix=D:/a/geoarrow-rs/geoarrow-rs/python/geoarrow-proj/build/.pixi/env/Library
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+sharedlibdir=${libdir}
+includedir=${prefix}/include
+
+Name: zlib
+Description: zlib compression library
+Version: 1.2.13
+
+Requires:
+Libs: -L${libdir} -L${sharedlibdir} -lz
+Cflags: -I${includedir}