diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f3f6b04..5d2d801 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,8 +9,7 @@ jobs:
     strategy:
       matrix:
         nim:
-          - '1.6.18'
-          - '1.6.14'
+          - '2.0.14'
         os:
           - ubuntu-latest
           - windows-latest
@@ -26,7 +25,8 @@ jobs:
         if: matrix.os == 'windows-latest'
         run: |
           rustup set default-host x86_64-pc-windows-gnu
-          rustup update stable && rustup default stable
+          rustup update stable
+          rustup default stable
 
       - name: Set rust ${{ matrix.os }}
         if: matrix.os != 'windows-latest'
diff --git a/vendor/circom-compat-ffi b/vendor/circom-compat-ffi
index 297c46f..7bc5482 160000
--- a/vendor/circom-compat-ffi
+++ b/vendor/circom-compat-ffi
@@ -1 +1 @@
-Subproject commit 297c46fdc7d8a8fd53c8076b0be77334e4a54447
+Subproject commit 7bc5482c860c9e32660f4480ccfa3dd89d4dfbb6