diff --git a/.gitmodules b/.gitmodules
index a6d7838c..ec1abf3b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,7 +1,7 @@
 [submodule "lib/i3ipcpp"]
 	path = lib/i3ipcpp
 	url = https://github.com/jaagr/i3ipcpp
-	branch = v0.5.0
+	branch = v0.5.1
 [submodule "lib/xpp"]
 	path = lib/xpp
 	url = https://github.com/jaagr/xpp
diff --git a/lib/i3ipcpp b/lib/i3ipcpp
index 0bc92dc3..a9654243 160000
--- a/lib/i3ipcpp
+++ b/lib/i3ipcpp
@@ -1 +1 @@
-Subproject commit 0bc92dc34aa7406ddec2787c53d4c9ddcca7d590
+Subproject commit a96542431949cb5d429df1078d9ba3ad28be371b