diff --git a/package-lock.json b/package-lock.json
index 5c4d038..f746756 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,19 +1,19 @@
 {
   "name": "circom_tester",
-  "version": "0.0.2",
+  "version": "0.0.4",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "circom_tester",
-      "version": "0.0.2",
+      "version": "0.0.4",
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         "child_process": "^1.0.2",
         "ffjavascript": "^0.2.38",
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-      "resolved": "https://registry.npmjs.org/@iden3/binfileutils/-/binfileutils-0.0.8.tgz",
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@@ -196,9 +187,9 @@
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@@ -610,24 +601,32 @@
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+      "resolved": "https://registry.npmjs.org/r1csfile/-/r1csfile-0.0.16.tgz",
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       "dependencies": {
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-        "@iden3/binfileutils": "0.0.8",
-        "fastfile": "0.0.19",
-        "ffjavascript": "0.2.35"
+        "fastfile": "0.0.18",
+        "ffjavascript": "0.2.22"
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     "node_modules/r1csfile/node_modules/ffjavascript": {
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-      "resolved": "https://registry.npmjs.org/ffjavascript/-/ffjavascript-0.2.35.tgz",
-      "integrity": "sha512-xnC51tWbi0ah4SH+02jEfJyO+P+NiZWnxQrLDLtBYY1Dv3QM5ydxzd+gxnLEfWdT8i1bMM5pIh5P25l6fNCaVQ==",
+      "version": "0.2.22",
+      "resolved": "https://registry.npmjs.org/ffjavascript/-/ffjavascript-0.2.22.tgz",
+      "integrity": "sha512-EsVqap2Txm17bKW0z/jXCX3M7rQ++nQUAJY8alWDpyhjRj90xjl6GLeVSKZQ8rOFDQ/SFFXcEB8w9X8Boxid+w==",
       "dependencies": {
         "big-integer": "^1.6.48",
-        "wasmcurves": "0.0.14",
-        "web-worker": "^1.0.0"
+        "wasmcurves": "0.0.12",
+        "worker-threads": "^1.0.0"
+      }
+    },
+    "node_modules/r1csfile/node_modules/wasmcurves": {
+      "version": "0.0.12",
+      "resolved": "https://registry.npmjs.org/wasmcurves/-/wasmcurves-0.0.12.tgz",
+      "integrity": "sha512-1Jl9mkatyHSNj80ILjf85SZUNuZQBCkTjJlhzqHnZQXUmIimCIWkugaVaYNjozLs1Gun4h/keZe1MBeBN0sRpg==",
+      "dependencies": {
+        "big-integer": "^1.6.42",
+        "blakejs": "^1.1.0"
       }
     },
     "node_modules/rimraf": {
@@ -802,6 +801,11 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/worker-threads": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/worker-threads/-/worker-threads-1.0.0.tgz",
+      "integrity": "sha512-vK6Hhvph8oLxocEJIlc3YfGAZhm210uGzjZsXSu+JYLAQ/s/w4Tqgl60JrdH58hW8NSGP4m3bp8a92qPXgX05w=="
+    },
     "node_modules/wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
@@ -814,15 +818,6 @@
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     },
-    "@iden3/binfileutils": {
-      "version": "0.0.8",
-      "resolved": "https://registry.npmjs.org/@iden3/binfileutils/-/binfileutils-0.0.8.tgz",
-      "integrity": "sha512-/GqTsujUssGuQY+sd/XaLrA+OiCwzm+6yH28C57QQDWCHET2Logry9fGxU10n6XKdhCQBjZ7T/YMQkLwwkpRTQ==",
-      "requires": {
-        "fastfile": "0.0.19",
-        "ffjavascript": "^0.2.30"
-      }
-    },
     "assertion-error": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-1.1.0.tgz",
@@ -948,9 +943,9 @@
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-      "resolved": "https://registry.npmjs.org/fastfile/-/fastfile-0.0.19.tgz",
-      "integrity": "sha512-tz9nWR5KYb6eR2odFQ7oxqEkx8F3YQZ6NBJoJR92YEG3DqYOqyxMck8PKvTVNKx3uwvOqGnLXNScnqpdHRdHGQ=="
+      "version": "0.0.18",
+      "resolved": "https://registry.npmjs.org/fastfile/-/fastfile-0.0.18.tgz",
+      "integrity": "sha512-q03PTKc+wptis4WmuFOwPNQx2p5myFUrl/dMgRlW9mymc1Egyc14JPHgiGnWK+sJ0+dBl2Vwtfh5GfSQltYOpw=="
     },
     "ffjavascript": {
       "version": "0.2.38",
@@ -1227,24 +1222,32 @@
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     },
     "r1csfile": {
-      "version": "0.0.32",
-      "resolved": "https://registry.npmjs.org/r1csfile/-/r1csfile-0.0.32.tgz",
-      "integrity": "sha512-DkRXeOg0iRmfhgIuWICvdkOiLHpyb7+AcUd/WHpqBJEUp27pe7wKXBR4Jr3TPYCT4sTV9a/F3bovyAC4wystnQ==",
+      "version": "0.0.16",
+      "resolved": "https://registry.npmjs.org/r1csfile/-/r1csfile-0.0.16.tgz",
+      "integrity": "sha512-A2jRVWzGgmXeG2lVAc0H4suJmzt50it5UvBnycJgBCpMXM3tH/M6RguP7nvs6suY/yYnkN6jX6iTScSiDUF3FA==",
       "requires": {
         "@iden3/bigarray": "0.0.2",
-        "@iden3/binfileutils": "0.0.8",
-        "fastfile": "0.0.19",
-        "ffjavascript": "0.2.35"
+        "fastfile": "0.0.18",
+        "ffjavascript": "0.2.22"
       },
       "dependencies": {
         "ffjavascript": {
-          "version": "0.2.35",
-          "resolved": "https://registry.npmjs.org/ffjavascript/-/ffjavascript-0.2.35.tgz",
-          "integrity": "sha512-xnC51tWbi0ah4SH+02jEfJyO+P+NiZWnxQrLDLtBYY1Dv3QM5ydxzd+gxnLEfWdT8i1bMM5pIh5P25l6fNCaVQ==",
+          "version": "0.2.22",
+          "resolved": "https://registry.npmjs.org/ffjavascript/-/ffjavascript-0.2.22.tgz",
+          "integrity": "sha512-EsVqap2Txm17bKW0z/jXCX3M7rQ++nQUAJY8alWDpyhjRj90xjl6GLeVSKZQ8rOFDQ/SFFXcEB8w9X8Boxid+w==",
           "requires": {
             "big-integer": "^1.6.48",
-            "wasmcurves": "0.0.14",
-            "web-worker": "^1.0.0"
+            "wasmcurves": "0.0.12",
+            "worker-threads": "^1.0.0"
+          }
+        },
+        "wasmcurves": {
+          "version": "0.0.12",
+          "resolved": "https://registry.npmjs.org/wasmcurves/-/wasmcurves-0.0.12.tgz",
+          "integrity": "sha512-1Jl9mkatyHSNj80ILjf85SZUNuZQBCkTjJlhzqHnZQXUmIimCIWkugaVaYNjozLs1Gun4h/keZe1MBeBN0sRpg==",
+          "requires": {
+            "big-integer": "^1.6.42",
+            "blakejs": "^1.1.0"
           }
         }
       }
@@ -1374,6 +1377,11 @@
         "is-typed-array": "^1.1.7"
       }
     },
+    "worker-threads": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/worker-threads/-/worker-threads-1.0.0.tgz",
+      "integrity": "sha512-vK6Hhvph8oLxocEJIlc3YfGAZhm210uGzjZsXSu+JYLAQ/s/w4Tqgl60JrdH58hW8NSGP4m3bp8a92qPXgX05w=="
+    },
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
diff --git a/package.json b/package.json
index 202d123..3fcc5b5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "circom_tester",
-  "version": "0.0.2",
+  "version": "0.0.4",
   "description": "Tools for testing circom circuits.",
   "main": "index.js",
   "scripts": {
@@ -27,7 +27,7 @@
     "child_process": "^1.0.2",
     "ffjavascript": "^0.2.38",
     "fnv-plus": "^1.3.1",
-    "r1csfile": "^0.0.32",
+    "r1csfile": "0.0.16",
     "tmp-promise": "^3.0.2",
     "util": "^0.12.4"
   }