diff --git a/Cargo.lock b/Cargo.lock
index 2f38d39f7e8..55d65c0ad7f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -79,18 +79,18 @@ dependencies = [
 
 [[package]]
 name = "gccjit"
-version = "2.3.0"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b8611473168aebc9b307d7f4e7466fda20ab8d72acaca2c0d840dbe8fef451a"
+checksum = "72fd91f4adbf02b53cfc73c97bc33c5f253009043f30c56a5ec08dd5c8094dc8"
 dependencies = [
  "gccjit_sys",
 ]
 
 [[package]]
 name = "gccjit_sys"
-version = "0.4.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f383b875dac2f3bb06e7d395be2fe6fbaad935658fb54f2399e5eb4fb88117ce"
+checksum = "0fb7b8f48a75e2cfe78c3d9a980b32771c34ffd12d196021ab3f98c49fbd2f0d"
 dependencies = [
  "libc",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 3c6b8e93811..c5570f6a270 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,7 @@ master = ["gccjit/master"]
 default = ["master"]
 
 [dependencies]
-gccjit = "2.3"
+gccjit = "2.4"
 #gccjit = { git = "https://github.com/rust-lang/gccjit.rs" }
 
 # Local copy.
diff --git a/libgccjit.version b/libgccjit.version
index 26503725ed8..c06aa36b900 100644
--- a/libgccjit.version
+++ b/libgccjit.version
@@ -1 +1 @@
-50d1270fd6409407f38b982e606df1dba4bf58ed
+e1857fe179e92fd565a0a55c90e8e1deba917e03