version: bump

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
diff --git a/src/version.h b/src/version.h
index d3e9719..09282b0 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1,3 +1,3 @@
 #ifndef WIREGUARD_TOOLS_VERSION
-#define WIREGUARD_TOOLS_VERSION "1.0.20200102"
+#define WIREGUARD_TOOLS_VERSION "1.0.20200121"
 #endif