diff --git a/nix/sources.json b/nix/sources.json
index 770289c1985..016d368a45a 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -6,10 +6,10 @@
         "homepage": "",
         "owner": "dfinity",
         "repo": "candid",
-        "rev": "af281b25976862215cf73c2f9f3a5db56f64aca7",
-        "sha256": "0m8jdyf8wfkvm2vdd7b26rn5qfkzswlfzvpz687c7rvfyfglbckh",
+        "rev": "5ab5d3209e6be3f23f9e07b47d72e570ab2ad2f5",
+        "sha256": "1iw293rs5f025n9v0s4l6yxjf7kablsvw9ciqqkhmb6a4qi8i9da",
         "type": "tarball",
-        "url": "https://github.com/dfinity/candid/archive/af281b25976862215cf73c2f9f3a5db56f64aca7.tar.gz",
+        "url": "https://github.com/dfinity/candid/archive/5ab5d3209e6be3f23f9e07b47d72e570ab2ad2f5.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "dfinity": {