diff --git a/Makefile b/Makefile
index b106ab8..2e9213a 100644
--- a/Makefile
+++ b/Makefile
@@ -8,6 +8,8 @@ LOADABLE_CFLAGS=-fPIC -shared
 
 ifeq ($(shell uname -s),Darwin)
 CONFIG_DARWIN=y
+else ifeq ($(OS),Windows_NT)
+CONFIG_WINDOWS=y
 else
 CONFIG_LINUX=y
 endif
@@ -19,6 +21,11 @@ endif
 ifdef CONFIG_LINUX
 LOADABLE_EXTENSION=so
 endif
+
+ifdef CONFIG_WINDOWS
+LOADABLE_EXTENSION=dll
+endif
+
 TARGET_LOADABLE=dist/path0.$(LOADABLE_EXTENSION)
 
 DEFINE_SQLITE_PATH_DATE=-DSQLITE_PATH_DATE="\"$(DATE)\""