diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ea6d2c78c7a..6f29eb72a3b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,7 +37,7 @@ jobs:
 
       - name: Install SP1 toolchain
         run: |
-          curl -L https://sp1.succinct.xyz | bash
+          curl -L https://raw.githubusercontent.com/succinctlabs/sp1/mattstam/c-flags/sp1up/install | bash
           ~/.sp1/bin/sp1up --version dev --c-toolchain
           ~/.sp1/bin/cargo-prove prove --version