diff --git a/package-lock.json b/package-lock.json
index a5ac36e..47b567a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -552,16 +552,16 @@
       "dev": true
     },
     "assemblyscript": {
-      "version": "github:AssemblyScript/assemblyscript#527d73ece895b09e617b36553dc29cd11fd2f2a5",
-      "from": "github:AssemblyScript/assemblyscript",
+      "version": "github:fluencelabs/assemblyscript#3ed76a97f05335504166fce1653da75f4face28f",
+      "from": "github:fluencelabs/assemblyscript",
       "dev": true,
       "requires": {
         "@protobufjs/utf8": "^1.1.0",
-        "binaryen": "72.0.0-nightly.20190308",
+        "binaryen": "77.0.0-nightly.20190407",
         "glob": "^7.1.3",
         "long": "^4.0.0",
         "opencollective-postinstall": "^2.0.0",
-        "source-map-support": "^0.5.10"
+        "source-map-support": "^0.5.11"
       }
     },
     "assign-symbols": {
@@ -754,9 +754,9 @@
       "dev": true
     },
     "binaryen": {
-      "version": "72.0.0-nightly.20190308",
-      "resolved": "https://registry.npmjs.org/binaryen/-/binaryen-72.0.0-nightly.20190308.tgz",
-      "integrity": "sha512-aUa9Hc3rfvG/9GwUQBuxx1ApBZIOLSEv81nBgQ5ldq+yANenHO7Ml7m3bUrBbDLhIPX2+a26jei4+lLd7CGlJA==",
+      "version": "77.0.0-nightly.20190407",
+      "resolved": "https://registry.npmjs.org/binaryen/-/binaryen-77.0.0-nightly.20190407.tgz",
+      "integrity": "sha512-1mxYNvQ0xywMe582K7V6Vo2zzhZZxMTeGHH8aE/+/AND8f64D8Q1GThVY3RVRwGY/4p+p95ccw9Xbw2ovFXRIg==",
       "dev": true
     },
     "bluebird": {
@@ -1170,11 +1170,6 @@
         "which": "^1.2.9"
       }
     },
-    "crossmodule": {
-      "version": "github:fluencelabs/crossmodule#7b8d142c7e869f45304a0fac21e553243a93d153",
-      "from": "github:fluencelabs/crossmodule",
-      "dev": true
-    },
     "crypto-random-string": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/crypto-random-string/-/crypto-random-string-1.0.0.tgz",
diff --git a/package.json b/package.json
index 64f1c5a..095b407 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "license": "ISC",
   "devDependencies": {
     "@types/node": "^10.12.3",
-    "assemblyscript": "AssemblyScript/assemblyscript",
+    "assemblyscript": "github:fluencelabs/assemblyscript",
     "ts-node": "^7.0.1",
     "ava": "^1.4.0",
     "typescript": "^3.1.6"