diff --git a/.github/scripts/build-macos-release.sh b/.github/scripts/build-macos-release.sh
index 817d8b422..3e1f1b366 100755
--- a/.github/scripts/build-macos-release.sh
+++ b/.github/scripts/build-macos-release.sh
@@ -1,4 +1,5 @@
-#!/bin/sh
+#!/bin/bash
+set -eux
 
 add_rpath()
 {
@@ -13,7 +14,7 @@ fix_path()
     NEW="$3"
     OLD=$(otool -L "$BINARY" | grep "$MATCH" | awk '{print $1}')
     install_name_tool -change "$OLD" "$NEW" "$BINARY"
-    cp -n "$OLD" "$(dirname "$BINARY")/$(basename "$NEW")"
+    cp -n "$OLD" "$(dirname "$BINARY")/$(basename "$NEW")" || true
 }
 
 
@@ -25,7 +26,6 @@ BINARY="$BUILD/echidna-test"
 add_rpath "$BINARY"
 fix_path "$BINARY" libsecp256k1 "@rpath/libsecp256k1.dylib"
 fix_path "$BINARY" libff "@rpath/libff.dylib"
-fix_path "$BINARY" libgmp "@rpath/libgmp.dylib"
 fix_path "$BUILD/libff.dylib" libgmp "@rpath/libgmp.dylib"
 fix_path "$BUILD/libsecp256k1.dylib" libgmp "@rpath/libgmp.dylib"