diff --git a/artiq/firmware/Cargo.lock b/artiq/firmware/Cargo.lock
index 5bfb45676..527a662ee 100644
--- a/artiq/firmware/Cargo.lock
+++ b/artiq/firmware/Cargo.lock
@@ -275,7 +275,7 @@ checksum = "c56c422ef86062869b2d57ae87270608dc5929969dd130a6e248979cf4fb6ca6"
 [[package]]
 name = "fringe"
 version = "1.2.1"
-source = "git+https://git.m-labs.hk/M-Labs/libfringe.git?rev=3ecbe5#3ecbe53f7644b18ee46ebd5b2ca12c9cbceec43a"
+source = "git+https://git.m-labs.hk/M-Labs/libfringe.git?rev=53a964#53a964a63d2d384b22ae1949a471a732003a30b9"
 dependencies = [
  "libc 0.2.99",
 ]
diff --git a/artiq/firmware/runtime/Cargo.toml b/artiq/firmware/runtime/Cargo.toml
index d8dbe38d6..0d132d5a9 100644
--- a/artiq/firmware/runtime/Cargo.toml
+++ b/artiq/firmware/runtime/Cargo.toml
@@ -37,7 +37,7 @@ features = ["alloc", "medium-ethernet", "proto-ipv4", "proto-ipv6", "socket-tcp"
 
 [dependencies.fringe]
 git = "https://git.m-labs.hk/M-Labs/libfringe.git"
-rev = "3ecbe5"
+rev = "53a964"
 default-features = false
 features = ["alloc"]