diff --git a/docs/source/cli.rst b/docs/source/cli.rst
index 6b8350ae..1edd973f 100644
--- a/docs/source/cli.rst
+++ b/docs/source/cli.rst
@@ -98,6 +98,11 @@ Environment Variables
    If :envvar:`XDG_CONFIG_HOME` is not set, lnav will use this directory
    to store its configuration in a sub-directory named :file:`.lnav`.
 
+.. envvar:: APPDATA
+
+   On Windows, lnav will use this directory instead of HOME
+   to store its configuration in a sub-directory named :file:`.lnav`.
+
 .. envvar:: TZ
 
    The timezone setting is used in some log formats to convert UTC timestamps
diff --git a/src/base/paths.cc b/src/base/paths.cc
index f698f4e8..1543f214 100644
--- a/src/base/paths.cc
+++ b/src/base/paths.cc
@@ -37,7 +37,11 @@ namespace paths {
 
 ghc::filesystem::path dotlnav()
 {
+#ifdef __CYGWIN__
+    auto home_env = getenv("APPDATA");
+#else
     auto home_env = getenv("HOME");
+#endif
     auto xdg_config_home = getenv("XDG_CONFIG_HOME");
 
     if (home_env != nullptr) {
diff --git a/src/lnav.cc b/src/lnav.cc
index 82d39768..4cc3c845 100644
--- a/src/lnav.cc
+++ b/src/lnav.cc
@@ -32,6 +32,10 @@
  * a bit.
  */
 
+#ifdef __CYGWIN__
+#include <alloca.h>
+#endif
+
 #include "config.h"
 
 #include <stdio.h>
diff --git a/src/shlex.cc b/src/shlex.cc
index 481af4a8..211ff501 100644
--- a/src/shlex.cc
+++ b/src/shlex.cc
@@ -29,6 +29,10 @@
  * @file shlex.cc
  */
 
+#ifdef __CYGWIN__
+#include <alloca.h>
+#endif
+
 #include "config.h"
 
 #include "shlex.hh"
diff --git a/src/string-extension-functions.cc b/src/string-extension-functions.cc
index 61fc515e..789af9b5 100644
--- a/src/string-extension-functions.cc
+++ b/src/string-extension-functions.cc
@@ -7,6 +7,10 @@
  * commercial or non-commercial, and by any means.
  */
 
+#ifdef __CYGWIN__
+#include <alloca.h>
+#endif
+
 #include "config.h"
 
 #include <stdlib.h>
diff --git a/src/tools/bin2c.c b/src/tools/bin2c.c
index a707f185..bfffcc3b 100644
--- a/src/tools/bin2c.c
+++ b/src/tools/bin2c.c
@@ -7,6 +7,10 @@
 // whatever you want with this stuff.  If we meet some day, and you think this stuff is
 // worth it, you can buy me a beer in return.  Sandro Sigala
 
+#ifdef __CYGWIN__
+#include <alloca.h>
+#endif
+
 #include <ctype.h>
 #include <fcntl.h>
 #include <stdio.h>
diff --git a/src/view_curses.cc b/src/view_curses.cc
index f27416c1..d344a96a 100644
--- a/src/view_curses.cc
+++ b/src/view_curses.cc
@@ -29,6 +29,10 @@
  * @file view_curses.cc
  */
 
+#ifdef __CYGWIN__
+#include <alloca.h>
+#endif
+
 #include "config.h"
 
 #include <cmath>
diff --git a/src/yajlpp/json_ptr.cc b/src/yajlpp/json_ptr.cc
index 4099e757..82e45779 100644
--- a/src/yajlpp/json_ptr.cc
+++ b/src/yajlpp/json_ptr.cc
@@ -29,6 +29,10 @@
  * @file json_ptr.cc
  */
 
+#ifdef __CYGWIN__
+#include <alloca.h>
+#endif
+
 #include "config.h"
 
 #include "yajl/api/yajl_gen.h"
diff --git a/test/drive_data_scanner.cc b/test/drive_data_scanner.cc
index d2341612..6377dce3 100644
--- a/test/drive_data_scanner.cc
+++ b/test/drive_data_scanner.cc
@@ -27,6 +27,10 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#ifdef __CYGWIN__
+#include <alloca.h>
+#endif
+
 #include "config.h"
 
 #include <stdio.h>