diff --git a/.gitmodules b/.gitmodules
index 2d2259c5..1e70dec7 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -10,4 +10,9 @@
 [submodule "api/cairo_compilers/v2.2.0"]
     path = api/cairo_compilers/v2.2.0
     url = https://github.com/starkware-libs/cairo.git
-    branch = v2.2.0
\ No newline at end of file
+    branch = v2.2.0
+
+[submodule "api/cairo_compilers/v2.3.0-rc0"]
+    path = api/cairo_compilers/v2.3.0-rc0
+    url = https://github.com/starkware-libs/cairo.git
+    branch = v2.3.0-rc0
\ No newline at end of file
diff --git a/api/cairo_compilers/v2.3.0-rc0 b/api/cairo_compilers/v2.3.0-rc0
new file mode 160000
index 00000000..9b1d0a9f
--- /dev/null
+++ b/api/cairo_compilers/v2.3.0-rc0
@@ -0,0 +1 @@
+Subproject commit 9b1d0a9fdd979e952250efa936f88d92c9a67b96