diff --git a/.github/scripts/install-libsecp256k1.sh b/.github/scripts/install-libsecp256k1.sh
index a89a51464..df39c81ef 100755
--- a/.github/scripts/install-libsecp256k1.sh
+++ b/.github/scripts/install-libsecp256k1.sh
@@ -9,11 +9,11 @@ if [ -f $HOME/.local/lib/libsecp256k1.a ]; then
   exit 0
 fi
 
-gitRef="21ffe4b22a9683cf24ae0763359e401d1284cc7a"
-curl -LO "https://github.com/bitcoin-core/secp256k1/archive/$gitRef.zip"
+INSTALL_VERSION=0.5.0
+curl -LO "https://github.com/bitcoin-core/secp256k1/archive/v$INSTALL_VERSION.zip"
 
-unzip "$gitRef.zip"
-cd "secp256k1-$gitRef"
+unzip "v$INSTALL_VERSION.zip" && rm "v$INSTALL_VERSION.zip"
+cd "secp256k1-$INSTALL_VERSION"
 
 ./autogen.sh
 # hevm needs reecovery module
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 138b53cd9..1524d62a7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -143,7 +143,7 @@ jobs:
       - name: Build and install echidna
         run: |
           export PATH="$HASKELL_PATHS:$PATH"
-          stack install --flag echidna:static --ghc-options="-Werror"
+          stack install --flag echidna:static --ghc-options="-Werror" --flag hevm:static-secp256k1
 
       - name: Amend and compress binaries (macOS)
         if: runner.os == 'macOS'