diff --git a/.gitmodules b/.gitmodules
index 3596f26f..9a01451a 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
+[submodule "abseil"]
+	path = abseil
+	url = https://github.com/abseil/abseil-cpp.git
 [submodule "googletest"]
 	path = googletest
 	url = https://github.com/google/googletest.git
diff --git a/abseil b/abseil
new file mode 160000
index 00000000..e821380d
--- /dev/null
+++ b/abseil
@@ -0,0 +1 @@
+Subproject commit e821380d69a549dc64900693942789d21aa4df5e