diff --git a/Cargo.toml b/Cargo.toml
index cf91501..e3b2b73 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -123,3 +123,6 @@ required-features = ["std"]
 [profile.dev]
 # Makes tests run much faster at the cost of slightly longer builds and worse debug info.
 opt-level = 1
+
+[patch.crates-io]
+spongefish = { path = "../spongefish/spongefish" }