diff --git a/CMakeLists.txt b/CMakeLists.txt
index bd90490..ff68afb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -81,6 +81,13 @@ else()
   set(DEFAULT_CASE_INSENSITIVE FALSE)
 endif()
 
+if (CYGWIN)
+  find_program(PKILL NAMES "pkill")
+  if(NOT PKILL)
+    message(FATAL_ERROR "pkill not found, please install procps-ng package.")
+  endif()
+endif()
+
 # Check for FUSE.
 find_package (FUSE REQUIRED)
 include_directories (SYSTEM ${FUSE_INCLUDE_DIR})
diff --git a/encfs/FileUtils.cpp b/encfs/FileUtils.cpp
index 87a0ed4..ca3db78 100644
--- a/encfs/FileUtils.cpp
+++ b/encfs/FileUtils.cpp
@@ -1739,6 +1739,14 @@ void unmountFS(const char *mountPoint) {
   // fuse_unmount does not work on Mac OS, see #428
   unmount(mountPoint, MNT_FORCE);
 #endif
+#ifdef __CYGWIN__
+  if(fork() == 0)
+  {
+    execl("/usr/bin/pkill", "/usr/bin/pkill", "-f", string("(^|/)encfs .*/.* ").append(mountPoint).append("?( |$)").c_str(), (char *)0);
+  }
+  int status;
+  wait(&status);
+#endif
 }
 
 int remountFS(EncFS_Context *ctx) {